P. G. Beck, T. Masseron, K. Pavlovski, D. Godoy-Rivera, S. Mathur, D. H. Grossmann, A. Hamy, D. B. Palakkatharappil, E. Panetier, R. A. García et al. (4 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557452

Open Access

Model selection with the Pantheon+ Type Ia supernova sample L20

N. Chandak, F. Melia and J. Wei

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202658990

Open Access

Coherent bulk motions in a weakly turbulent merging Coma cluster L21

E. Gatuzz, J. Sanders, A. Liu, A. Fabian, C. Pinto, D. Eckert and S. Walker

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558064

Astrophysical processes

Open Access

Constraining the nature of the most extreme Galactic particle accelerator - H.E.S.S. observations of the microquasar V4641 Sgr A8

A. Acharyya, F. Aharonian, H. Ashkar, M. Backes, R. Batzofin, D. Berge, K. Bernlöhr, M. Böttcher, C. Boisson, J. Bolmont et al. (125 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557532

Open Access

Statistics of the projected angles between the black-hole spin and the host-galaxy rotation axes from NewHorizon A19

Sébastien Peirani, Yasushi Suto, Clotilde Laigle, Yen-Ting Lin, Yohan Dubois and Sukyoung K. Yi

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557180

Press Release

Open Access

Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations A27

Saurabh, Hendrik Müller, Sebastiano D. von Fellenberg, Paul Tiede, Michael Janssen, Lindy Blackburn, Avery E. Broderick, Erandi Chavez, Boris Georgiev, Thomas P. Krichbaum et al. (275 more)

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557022

Open Access

Impact of magnetic field gradients on the development of the magneto-rotational instability - Applications to binary neutron star mergers and protoplanetary disks A37

Thomas Celora, Carlos Palenzuela, Daniele Viganò and Ricard Aguilera-Miret

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555395

Open Access

Curved space-time corrections to Faraday rotation in magnetized plasmas far from Schwarzschild black holes A38

Felipe A. Asenjo, Pablo S. Moya, Víctor Muñoz and J. Alejandro Valdivia

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202451617

Open Access

Formation pathways and detectability of interstellar C₂HNO-bearing molecules A49

Oko Emmanuel Godwin, Natalia Inostroza-Pino, Desmond MacLeod-Carey and Diego Mardones

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557179

Open Access

Detection of low-luminosity X-ray pulsations from the accreting millisecond pulsar IGR J17511−3057: An ever-thinning thread between bright accretion and subluminous states A52

G. Illiano, A. Papitto, S. Campana, A. Marino, A. Miraval Zanon, F. Carotenuto, F. Coti Zelati, M. C. Baglio, F. Ambrosino, C. Malacaria et al. (7 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556179

Open Access

PSR J0537–6910: Exponential recoveries detected for 12 glitches A61

E. Zubieta, C. M. Espinoza, D. Antonopoulou, W. C. G. Ho, L. Kuiper, F. García and S. del Palacio

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557555

Open Access

Parameterisation of the interactions of waves and zonal flows taking the full Coriolis acceleration into account - The necessity of going beyond the traditional approximation in the sub-inertial regime and in weakly stratified regions A71

S. Mathis

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556549

Open Access

Rethinking mass transfer: A unified semianalytical framework for circular and eccentric binaries - I. Orbital evolution due to conservative mass transfer A79

A. Parkosidis, S. Toonen, F. Dosopoulou and E. Laplace

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555096

Open Access

What can cosmic-ray knees reveal about source populations? A101

Myrto Falalaki and Vasiliki Pavlidou

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202450483

Open Access

Mini-supernovae from white dwarf–neutron star mergers: Viewing-angle-dependent spectra and light curves A106

Yacheng Kang, Jin-Ping Zhu, Lijing Shao, Jiahang Zhong, Jinghao Zhang and Bing Zhang

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556971

Open Access

Lighting up the nanohertz gravitational wave sky: Opportunities and challenges of multimessenger astronomy with pulsar timing array experiments A115

Riccardo J. Truant, David Izquierdo-Villalba, Alberto Sesana, Golam Mohiuddin Shaifullah, Matteo Bonetti, Daniele Spinoso and Silvia Bonoli

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554846

Open Access

Looking for observational signatures of early binary black hole systems A117

Peggy Varniere, Fabien Casse and Fabrice Dodu

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555403

Open Access

The environment of TeV halo progenitors A140

Lioni-Moana Bourguinat, Carmelo Evoli, Pierrick Martin and Sarah Recchia

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556284

Open Access

Clues to the photosphere emission origin of gamma-ray burst polarization A142

Yan-Zhi Meng, Shu-Qing Zhong, Jia-Hong Gu, Xin-Fei Li and Xiaozhou Zhao

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556311

Open Access

Afterglow linear polarization signatures from steep GRB jets: Implications for orphan afterglows A145

G. Birenbaum, J. Granot and P. Beniamini

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556805

Open Access

The core-shift of Sagittarius A* as a discriminant between disk and jet emission models with millimeter very long baseline interferometry A151

R. Fraga-Encinas, M. Mościbrodzka and H. Falcke

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202243400

Open Access

Main and inter-pulse interaction in PSRs J1842+0358 and J1926+0737: evidence of inter-pole communication A160

X. Song, P. Weltevrede, J. van Leeuwen, G. Wright and M. Keith

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555190

Open Access

Long-term evolution of cyclotron resonant scattering features in the accreting pulsar Vela X-1: A pulse-to-pulse approach A175

Yu-Jia Du, Peng-Ju Wang, Lorenzo Ducci, Long Ji, Ling-Da Kong, Qing-Cui Bu, Chirag Mehrotra and Andrea Santangelo

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556470

Open Access

Photometric and spectroscopic variability of the blue supergiant ρ Leo A200

V. A. Checha, A. Aret, I. Kolka, T. Liimets, I. Araya, A. Christen, G. F. Avila Marín, R. S. Levenhagen, L. Cidale, T. Eenmäe et al. (5 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556042

Open Access

Flashing fast: Characterising the 2025 outburst of MAXI J1957+032 A204

A. Sanna, G. Illiano, M. C. Baglio, D. M. Russell, A. Borghese, A. Miraval Zanon, A. Marino, A. Riggio, A. Papitto, K. Alabarta et al. (6 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557859

Open Access

Black-hole X-ray binary Swift J1727.8–1613 shows simultaneous Type-B and Type-C quasiperiodic oscillations across the hard-intermediate and soft-intermediate states A208

Pei Jin, Mariano Méndez, Federico García, Diego Altamirano and Federico M. Vincentelli

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555907

Open Access

Multi-wavelength emission in resistive pulsar magnetospheres A215

J. Pétri

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557116

Open Access

X-ray and radio observations of the AMXP MAXI J1957+032 covering the 2022–2025 outbursts A226

Zhaosheng Li, Lucien Kuiper, Yuanyue Pan, Renxin Xu, Mingyu Ge, Shanshan Weng, Long Peng, Wenhui Yu, Yue Huang, Liang Zhang et al. (5 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557682

Open Access

The Jeans criterion for hydrostatic and infalling gas A238

Carlo Nipoti

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557742

Open Access

XMM-Newton multi-year campaign on NGC 55 ULX-1 - Resolving the wind and its variability with RGS A266

C. Pinto, S. Caserta, F. Barra, Y. Xu, D. Barret, P. Kosec, N. La Palombara, A. Marino, F. Pintore, A. Riggio et al. (5 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556631

Open Access

Three-equation turbulent convection models in classical variables A267

Gábor B. Kovács, Róbert Szabó and János Nuspl

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557008

Open Access

Large-scale radio bubbles around the black hole transient V4641 Sgr A283

N. Grollimund, S. Corbel, R. Fender, J. H. Matthews, I. Heywood, F. J. Cowie, A. K. Hughes, F. Carotenuto, S. E. Motta and P. Woudt

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557124

Open Access

The role of distant pulsars in the detectability of continuous gravitational waves A299

Kathrin Grunthal, Nataliya Porayko, David J. Champion and Michael Kramer

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555394

Open Access

The Nucleated Atomistic Grain Growth Simulator (NAGGS): application to the size-dependent structural and physical properties of nanosilicate dust A303

Joan Mariñoso Guiu, Antoni Maciá Escatllar and Stefan T. Bromley

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557664

Open Access

Non-synchronous rotation in massive binary systems - III. Characterizing five binary systems with fast-rotating OB Stars A311

C. Putkuri, R. Gamen, N. I. Morrell, O. G. Benvenuto, T. Ansin, J. I. Arias, G. Folatelli and M. Bersten

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555779

Open Access

Double-hump spectrum, pulse profile dip, and pulsed fraction spectra from the low-accretion regime in the X-ray pulsar MAXI J0655-013 A321

C. Malacaria, S. N. Pike, A. D’Aì, G. L. Israel, L. Ducci, R. E. Rothschild, L. Stella, R. Amato, E. Ambrosi, J. B. Coley et al. (11 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557862

Open Access

Probing accretion dynamics and spin evolution in the X-ray pulsar RX J0520.5–6932 during its 2024 outburst A322

Rahul Sharma, Aru Beri, Biswajit Paul, Andrea Sanna, Chandreyee Maitra and Haonan Yang

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557736

Open Access

Moonlit sky polarization patterns from Cerro Paranal A325

B. Pereira, S. González-Gaitán, A. M. Mourão, J. Rino-Silvestre, A. Paulino-Afonso, J. P. Anderson, A. Cikota and A. Morales-Garoffolo

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555617

Open Access

Hillas meets Eddington: The case for blazars as ultra-high-energy neutrino sources A351

X. Rodrigues, F. Rieger, A. Bohdan and P. Padovani

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556986

Open Access

Rethinking mass transfer: A unified semianalytical framework for circular and eccentric binaries - II. Orbital evolution due to nonconservative mass transfer A357

A. Parkosidis, S. Toonen, E. Laplace and F. Dosopoulou

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558055

Open Access

Investigating the emission signatures of pulsar halo candidate HESS J1813-126 A378

Agnibha De Sarkar

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557618

Cosmology (including clusters of galaxies)

Open Access

Foreground removal in HI 21 cm intensity mapping under frequency-dependent beam distortions A3

Athanasia Gkogkou, Victor Bonjean, Jean-Luc Starck, Marta Spinelli and Panagiotis Tsakalides

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557229

Open Access

In medio stat virtus: Enrichment history in poor galaxy clusters A13

G. Riva, S. Ghizzardi, S. Molendi, M. Balboni, I. Bartalucci, S. De Grandi, F. Gastaldello, L. Lovisari and M. Rossetti

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556576

Open Access

Generative models of 21 cm Epoch of Reionisation lightcones with 3D scattering transforms A15

Ian Hothi, Erwan Allys, Benoit Semelin and Romain Meriot

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555896

Open Access

The eventful life journey of galaxy clusters - II. Impact of mass accretion on the thermodynamic structure of the ICM A23

David Vallés-Pérez, Susana Planelles and Vicent Quilis

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557496

Open Access

Efficient modeling of Lyman-α opacity fluctuations during the late reionization epoch A36

Barun Maity, Frederick Davies and Prakash Gaikwad

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555515

Open Access

Zooming in on cluster radio relics - I. How density fluctuations explain the Mach number discrepancy, microgauss magnetic fields, and spectral index variations A39

Joseph Whittingham, Christoph Pfrommer, Maria Werhahn, Léna Jlassi and Philipp Girichidis

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202453002

Open Access

The invariance of group occupation across the cosmic web A42

Vicente Izzo Dominguez, Facundo Rodriguez and Antonio D. Montero-Dorta

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556548

Open Access

From redshift to real space: Combining linear theory with neural networks A45

Edoardo Maragliano, Punyakoti Ganeshaiah Veena, Giulia Degni and Enzo Franco Branchini

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556679

Open Access

Sensitivity of the redshifted 21 cm signal from the Dark Ages to parameters of primordial magnetic fields A48

B. Novosyadlyj, Yu. Kulinich, N. Fortuna and A. Rudakovskyi

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555984

Open Access

Cosmological zoom-in simulation of odd radio circles as merger-driven shocks in galaxy groups A80

Anna Ivleva, Ludwig M. Böss, Klaus Dolag, Bärbel S. Koribalski and Ildar Khabibullin

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556716

Open Access

Euclid: Early Release Observations – A combined strong and weak lensing solution for Abell 2390 beyond its virial radius A83

J. M. Diego, G. Congedo, R. Gavazzi, T. Schrabback, H. Atek, B. Jain, J. R. Weaver, Y. Kang, W. G. Hartley, G. Mahler et al. (176 more)

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556372

Open Access

Chemical composition and enrichment of the Centaurus cluster core seen by XRISM/Resolve A86

F. Mernier, K. Fukushima, A. Simionescu, M. Kondo, A. Majumder, T. Plšek, N. Werner, Y. Fujita, K. Sato, K. Matsushita et al. (9 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557442

Open Access

Extending the cosmic distance ladder two orders of magnitude with strongly lensed Cepheids, carbon AGB stars, and RGB stars A119

J. M. Diego, S. P. Willner, J. M. Palencia and R. A. Windhorst

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202553675

Open Access

Intrinsic alignments of galaxies in multiple projections A148

M. L. van Heukelum, D. Neumann, M. García Escobar, N. E. Chisari and H. Hoekstra

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557167

Open Access

Star-forming galaxies in the cosmic web in the last 11 Gyr A150

Baptiste Jego, Katarina Kraljic, Matthieu Béthermin and Romeel Davé

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557368

Open Access

Statistics of supermassive black hole gravitational wave background anisotropy A159

Juhan Raidal, Juan Urrutia, Ville Vaskonen and Hardi Veermäe

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202453516

Open Access

Echoes from the dark: Galaxy catalog incompleteness in standard siren cosmology A199

Nicola Borghi, Michele Moresco, Matteo Tagliazucchi and Giulia Cuomo

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557354

Open Access

The SRG/eROSITA All-Sky Survey - J-band follow-up observations for selected high-redshift galaxy cluster candidates A212

N. Zimmermann, M. Kluge, S. Grandis, T. Schrabback, F. Balzer, E. Bulbul, J. Comparat, B. Csizi, V. Ghirardini, H. Jansen et al. (14 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557239

Open Access

Emulating redshift mixing due to blending in weak gravitational lensing A234

Zekang Zhang, Daniel Gruen, Luca Tortorelli, Shun-Sheng Li and Jamie McCullough

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556587

Open Access

TDCOSMO - XXIII. Measurement of the Hubble constant from the doubly lensed quasar HE 1104−1805 A270

Eric Paic, Frédéric Courbin, Christopher D. Fassnacht, Aymeric Galan, Martin Millon, Dominique Sluse, Devon M. Williams, Simon Birrer, Elizabeth J. Buckley-Geer, Michele Cappellari et al. (11 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556411

Open Access

Measuring the intergalactic medium correlation length at 5 < z < 6.1: A fast change at the end of reionization A273

Benedetta Spina, Sarah E. I. Bosman, Barun Maity and Frederick B. Davies

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556442

Open Access

Extracting the Alcock-Paczyński signal from voids: A novel approach via reconstruction A286

G. Degni, E. Sarpa, M. Aubert, E. Branchini, A. Pisani and H. M. Courtois

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557310

Open Access

The dynamical and thermodynamic effects of turbulence on the cosmic baryonic fluid A294

Yun Wang, Minxing Li and Ping He

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556160

Open Access

The SRG/eROSITA all-sky survey: The morphologies of clusters of galaxies - II. The intrinsic distributions of morphological parameters A334

J. S. Sanders, Y. E. Bahar, E. Bulbul, N. Clerc, J. Comparat, M. Kluge, A. Liu, N. Malavasi, M. E. Ramos-Ceja, T. H. Reiprich et al. (4 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556830

Open Access

The redshift and X-ray photon index evolutionary L_X-L_UV relations of quasars A337

Ge-Xing Li, Zhi-Hong Li, Na Song, Chen Chen, Chao Dong, Jun-Wen Tian, Zhi-Cheng Zhang, Jia-Ying-Hao Li, Hui-Ling Tian and Mei-Yue-Nan Ma

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556703

Open Access

The AIDA-TNG project: 3D halo shapes A340

C. Giocoli, G. Despali, L. Moscardini, M. Meneghetti, R. K. Sheth, A. Pillepich and M. Vogelsberger

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558400

Open Access

Measurement of the extragalactic background light at 8600 Å using dark cloud shadow and the Ca II-triplet lines A358

L. K. Haikala, K. Mattila and P. Väisänen

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557566

Open Access

Tracing the high-z cosmic web with Quaia: Catalogues of voids and clusters in the quasar distribution A362

N. Arsenov, A. Kovács, M. Pérez Sar, Á. Sz. Bogdán, F. Sinigaglia, F. S. Kitaura, G. Favole and L. Slavcheva-Mihova

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557361

Highlight

Open Access

A sub-ppm upper limit on the cosmological variations of the fine structure constant α A365

S. Muller, A. Beelen, M. Guélin, J. H. Black, F. Combes, H. L. Bethlem, M. Gérin, C. Henkel, K. M. Menten, M. T. Murphy et al. (2 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557492

Open Access

The dependence of galaxy assembly bias on the selection criteria, number density, and redshift of galaxy samples A377

S. García-Moreno and J. Chaves-Montero

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555093

Open Access

Growth rate measurements from a joint analysis of the large-scale galaxy clustering in Fourier and configuration space A380

Vincenzo Aronica, Julian E. Bautista, Arnaud de Mattia and Hector Gil-Marín

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556020

Extragalactic astronomy

Open Access

JWST reveals extended stellar disks for ALMA-bright dusty star-forming galaxies in the Spiderweb protocluster A9

Y. H. Zhang, H. Dannerbauer, J. M. Pérez-Martínez, Y. Koyama, X. Z. Zheng, R. Calvi, Z. Chen, K. Daikuhara, C. De Breuck, C. D’Eugenio et al. (7 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556611

Open Access

The ensemble broad-frequency power spectrum of Stripe-82 quasars from multiple surveys A10

V. Petrecca, I. E. Papadakis, M. Paolillo, D. De Cicco, F. E. Bauer, M. I. Carnerero, C. M. Raiteri and M. Fatović

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557044

Open Access

Magnetic fields in galactic environments probed by fast radio bursts A11

Ilya S. Khrykin, Nicolas Tejos, J. Xavier Prochaska, Alexandra Mannings, Lluis Mas-Ribas, Kentaro Nagamine, Khee-Gan Lee, Bryan M. Gaensler, Zhao Joseph Zhang and Lucas Bernales–Cortes

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557213

Open Access

Unveiling the small-scale web around galaxies with miniJPAS and DESI A21

Daniela Galárraga-Espinosa, Guinevere Kauffmann, Silvia Bonoli, Luisa Lucie-Smith, Rosa M. González Delgado, Elmo Tempel, Raul Abramo, Siddharta Gurung-López, Valerio Marra, Jailson Alcaniz et al. (16 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556021

Open Access

ODIN: Using multiplicity of Lyman-alpha emitters to assess star formation activity in dark matter halos A24

M. Candela Cerdosino, Nelson Padilla, Ana Laura O’Mill, Eric Gawiser, Nicole M. Firestone, Maria Celeste Artale, Kyoung-Soo Lee, Changbom Park, Yujin Yang, Caryl Gronwall et al. (9 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557085

Highlight

Open Access

Investigating the growth of little red dot descendants at z < 4 with the JWST A29

Jean-Baptiste Billand, David Elbaz, Fabrizio Gentile, Maxime Tarrasse, Maximilien Franco, Benjamin Magnelli, Emanuele Daddi, Yipeng Lyu, Avishai Dekel, Fabio Pacucci et al. (9 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556303

Open Access

Targeting cluster galaxies for the 4MOST CHANCES Low-z sub-survey with photometric redshifts A34

Hugo Méndez-Hernández, Ciria Lima-Dias, Antonela Monachesi, Yara L. Jaffé, Christopher P. Haines, Gabriel S. M. Teixeira, Elismar Lösch, Raúl Baier-Soto, Erik V. R. Lima, B. M. Amrutha et al. (47 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556796

Open Access

PHANGS-JWST: The largest extragalactic molecular cloud catalog traced by polycyclic aromatic hydrocarbon emission A40

Z. Bazzi, D. Colombo, F. Bigiel, A. K. Leroy, E. Rosolowsky, K. Sandstrom, A. Duarte-Cabral, H. Faustino Vieira, M. I. N. Kobayashi, H. He et al. (18 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555925

Open Access

MIRI spectrophotometry of GN-z11: Detection and nature of an optical red continuum component A46

A. Crespo Gómez, L. Colina, P. G. Pérez-González, J. Álvarez-Márquez, M. García-Marín, A. Alonso-Herrero, M. Annunziatella, A. Bik, S. Bosman, A. J. Bunker et al. (9 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556814

Open Access

A distance measurement for blazar TXS 0506+056 using its radio variability and very long baseline interferometry images A47

Chanwoo Song, Sang-Sung Lee, Sincheol Kang and Whee Yeon Cheong

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202554088

Open Access

The HST-Hyperion Survey: Companion fraction and overdensity in a z ∼ 2.5 proto-supercluster A55

F. Giddings, B. C. Lemaux, B. Forrest, L. Shen, D. Sikorski, R. Gal, O. Cucciati, E. Golden-Marx, W. Hu, K. Ronayne et al. (16 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202554407

Open Access

Sub-gigayear variability around the star formation main sequence and its contribution to the scatter A56

A. Camps-Fariña, M. Chamorro-Cazorla and S. F. Sánchez

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202450700

Open Access

Dark matter in ALFALFA galaxies - Investigating galaxy-halo connection A64

Meng Yang, Ling Zhu, Niankun Yu, Yu Lei, Runsheng Cai, Jie Wang and Zheng Zheng

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555983

Open Access

PRUSSIC - III. ALMA and NOEMA survey of dense gas in high-redshift star-forming galaxies A69

M. Rybak, G. Sallaberry, J. A. Hodge, D. Riechers, N. N. Geesink, T. R. Greve, S. Viti, F. Walter, P. P. van der Werf and C. Yang

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556845

Open Access

The properties of primordially-seeded black holes and their hosts in the first billion years: implications for JWST A72

Pratika Dayal and Roberto Maiolino

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555959

Open Access

Probing the kinematics of the Local Group with chemically enriched gas in the HESTIA simulations A76

L. Biaus, S. E. Nuza, C. Scannapieco, P. Richter, M. Damle, N. I. Libeskind and M. Vogelsberger

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555861

Open Access

Distinguishing ram pressure from gravitational interactions: Applying the size-shape difference method to real galaxies A85

Augusto E. Lassen, Rory Smith, Benedetta Vulcani, Stephanie Tonnesen, Paula Calderón-Castillo, Bianca M. Poggianti, Jacopo Fritz, Koshy George, Alessandro Ignesti, Yara Jaffé et al. (5 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556010

Open Access

Exploring the effects of diffuse ionised gas in two local analogues of high-redshift star-forming galaxies A88

P. Lagos, A. Nigoche-Netro, T. C. Scott, C. Sengupta and R. Demarco

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555919

Open Access

Bar evolution in edge-on galaxies: A demographic study of boxy/peanut bulges A89

Atul A. Samanta, Ankit Kumar, Mousumi Das and M. Celeste Artale

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555566

Open Access

CHILLING: Continuum Halos in LVHIS Local Irregular Nearby Galaxies - Radio continuum spectral behavior of dwarf galaxies A90

Sam Taziaux, Megan C. Johnson, Onic I. Shuvo, Dominik J. Bomans, Christopher J. Riseley, Timothy J. Galvin, Alec J. M. Thomson, Peter Kamphuis, Amy Kimball, Amanda Kepley et al. (6 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557222

Open Access

Double trouble: Two spectroscopically confirmed low-mass quiescent galaxies at z > 5 in overdensities A91

William M. Baker, Kei Ito, Francesco Valentino, Pengpei Zhu, Gianluca Scarpe, Rashmi Gottumukkala, Jens Hjorth, Laia Barrufet and Danial Langeroodi

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557207

Open Access

The binary ballet: Mapping local expansion around M 81 and M 82 A92

Jenny Wagner, David Benisty and Igor D. Karachentsev

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557876

Open Access

Spatially resolved broad-line region in a quasar at z = 4 - Dynamical black hole mass and prominent outflow A99

GRAVITY+ Collaboration, K. Abd El Dayem, N. Aimar, A. Berdeu, J.-P. Berger, G. Bourdarot, P. Bourget, W. Brandner, Y. Cao, C. Correia et al. (85 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557285

Open Access

Silicate emission in a type-2 quasar: JWST/MIRI constraints on torus geometry and radiative feedback A100

C. Ramos Almeida, A. Asensio Ramos, C. Westerdorp Plaza, I. García-Bernete, E. Lopez-Rodriguez, S. Hönig, A. Audibert, S. García-Burillo, M. Pereira-Santaella, F. Donnan et al. (6 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557323

Open Access

On the baryon budget in the X-ray-emitting circumgalactic medium of Milky Way-mass galaxies A102

Yi Zhang, Soumya Shreeram, Gabriele Ponti, Johan Comparat, Andrea Merloni, Zhijie Qu, Jiangtao Li, Joel N. Bregman and Taotao Fang

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556835

Open Access

Investigating the influence of radio-faint active galactic nuclei on the infrared-radio correlation of massive galaxies A111

Giorgia Peluso, Ivan Delvecchio, Jack Radcliffe, Emanuele Daddi, Roger Deane, Matt Jarvis, Giovanni Zamorani, Isabella Prandoni, Myriam Gitti, Cristiana Spingola et al. (7 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556307

Open Access

Asymmetric torus variability in active galactic nuclei driven by global brightening and dimming A122

Suyeon Son, Minjin Kim and Luis C. Ho

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557499

Open Access

Galaxy sizes and compactness at Cosmic Dawn A125

P. Cataldi, S. Pedrosa, L. J. Pellizza, D. Ceverino and L. A. Bignone

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556078

Open Access

Bulgeless Evolution And the Rise of Discs (BEARD) - I. Physical drivers of the mass–size relation for Milky Way-like galaxies A128

C. Marrero-de la Rosa, J. Méndez-Abreu, A. de Lorenzo-Cáceres, S. Cardona-Barrero, J. Román, E. Arjona-Gálvez, M. Chamorro-Cazorla, E. M. Corsini, L. Costantin, V. Cuomo et al. (13 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557193

Open Access

Diverse reddening distributions in sight lines for type Ia supernovae A129

Lucas Hallgren, Radosław Wojtak, Jens Hjorth and Charles L. Steinhardt

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555686

Open Access

Clumpiness of galaxies revealed in the near-infrared with COSMOS-Web - Substructures at 1 < z < 4 and their link to stellar mass and star formation A136

W. Mercier, B. S. Kalita, M. Shuntov, R. C. Arango-Toro, O. Ilbert, L. Tresse, Y. Dubois, C. Laigle, H. Hatamnia, N. McMahon et al. (23 more)

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555981

Open Access

Searching for strong lensing by late-type galaxies in UNIONS A146

J. A. Acevedo Barroso, B. Clément, F. Courbin, R. Gavazzi, C. Lemon, K. Rojas, D. Scott, S. Gwyn, F. Hammer, M. J. Hudson and E. A. Magnier

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554555

Open Access

Probing the effect of the protocluster environment on galaxy morphology at z = 2.23 A147

E. Golden-Marx, Z. Cai, D. Shi, X. Wang, B. C. Lemaux, B. Vulcani, B. Häußler, P. Renard, L. Shen and F. Giddings

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554357

Open Access

Emission-line and continuum reverberation mapping of the NLS1 galaxy WPVS 48 A164

M. A. Probst, W. Kollatschny, M. W. Ochmann, C. Sobrino Figaredo, D. Chelouche, M. Haas, S. Kaspi, L. Meerwart and T.-O. Husser

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554969

Open Access

Rapid, out-of-equilibrium metal enrichment indicated by a flat mass-metallicity relation at z ∼ 6 from NIRCam grism spectroscopy A165

Gauri Kotiwale, Jorryt Matthee, Daichi Kashino, Aswin P. Vijayan, Alberto Torralba, Claudia Di Cesare, Edoardo Iani, Rongmon Bordoloi, Joel Leja, Michael V. Maseda et al. (10 more)

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556597

Open Access

Hiding behind a curtain of dust: Gas and dust properties of an ultra-luminous strongly-lensed z = 3.75 galaxy behind the Milky Way disc A174

Belén Alcalde Pampliega, Kevin C. Harrington, Aristeidis Amvrosiadis, Manuel Aravena, Min S. Yun, Hugo Messias, Antonio Hernán-Caballero, Leindert Boogaard, Axel Weiß, Benjamin Beauchesne et al. (14 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556106

Open Access

HALO - I. Photometric continuum reverberation mapping of Fairall 9 A176

Amit Kumar Mandal, Francisco Pozo Nuñez, Vikram Kumar Jaiswal, Mohammad Hassan Naddaf, Bożena Czerny, Swayamtrupta Panda, Paulina Karczmarek, Grzegorz Pietrzyński, Shivangi Pandey, B. M. Peterson et al. (16 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557795

Open Access

Velocity dispersion functions of pressure-supported galaxies in EAGLE simulations with varying active galactic nucleus feedback A184

Jungwon Choi and Jubee Sohn

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556640

Open Access

Duration and properties of the embedded phase of star formation in 37 nearby galaxies from PHANGS-JWST A186

Lise Ramambason, Mélanie Chevance, Jaeyeon Kim, Francesco Belfiore, J. M. Diederik Kruijssen, Andrea Romanelli, Amirnezam Amiri, Médéric Boquien, Ryan Chown, Daniel A. Dale et al. (25 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556206

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Galaxy interactions in void substructures: Morphology and stellar populations of two triplets from CAVITY A194

G. M. Azevedo, A. L. Chies-Santos, R. Riffel, I. Perez, F. Ferrari, R. S. de Souza, M. Argudo-Fernandéz and B. Bidaran

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556280

Open Access

Black hole merger rates for LISA and LGWA from semi-analytical modelling of light seeds A196

Jasbir Singh, Paola Severgnini, Vieri Cammelli, Alessandra De Rosa, Cristian Vignali, Fabio Rigamonti, Rosa Valiante, Pierluigi Monaco, Jonathan C. Tan, Lorenzo Battistini et al. (3 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556833

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Galaxy And Mass Assembly (GAMA): Deconstructing the galaxy stellar mass function by star formation and environment A202

A. Sbaffoni, J. Liske, A. S. G. Robotham, L. J. M. Davies, S. P. Driver and E. N. Taylor

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557424

Open Access

The Atacama Cosmology Telescope: Observations of supermassive black hole binary candidates - Strong sinusoidal variations at 95, 147, and 225 GHz in PKS 2131–021 and PKS J0805–0111 A206

Adam D. Hincks, Xiaoyi Ma, Przemek Mróz, Sigurd K. Naess, Sebastian Kiehlmann, Roger D. Blandford, J. Richard Bond, Mark Devlin, Jo Dunkley, Allen Foster et al. (16 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555047

Open Access

Bulgeless Evolution And the Rise of Discs (BEARD) - II. The role of mergers in shaping the Milky Way analogues in TNG50 A213

Yetli Rosas-Guevara, Jairo Méndez-Abreu, Adriana de Lorenzo-Cáceres, Salvador Cardona-Barrero, Elena Arjona-Gálvez, Mario Chamorro Cazorla, Enrico Maria Corsini, Luca Costantin, Virginia Cuomo, Arianna Di Cintio et al. (13 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556875

Open Access

The CON-quasar stage of IRAS 07251−0248 E A227

Eduardo González-Alfonso, Miguel Pereira-Santaella, Ismael García-Bernete, Jacqueline Fischer and Giovanna Speranza

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556762

Open Access

A deep ALMA Band 3 survey of HDFS/MUSE3D - Survey description and initial results A236

Hugo Messias, Laura Gomez, Harold Francke, Bill Dent, Belén Alcalde Pampliega, Ruediger Kneissl, Yiqing Song, Dirk Petry, Paulo Cortés and Sergio Martín

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452831

Open Access

The impact of cosmic voids on AGN activity A237

Benedict L. Rouse, Patricia B. Tissera, Yetli Rosas-Guevara and Claudia del P. Lagos

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555187

Open Access

Violent mergers revisited: The origin of the fastest stars in the Galaxy A239

Rüdiger Pakmor, Ken J. Shen, Aakash Bhat, Abinaya Swaruba Rajamuthukumar, Christine E. Collins, Cillian O’Donnell, Evan B. Bauer, Fionntan P. Callan, Friedrich K. Röpke, Joshua M. Pollin et al. (5 more)

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557670

Open Access

The longest known tails of ram-pressure-stripped star-forming galaxies are caused by an intracluster medium shock in Abell 1367 A240

H. W. Edler, M. Hoeft, S. Bhagat, A. Basu, A. Drabent, K. Rajpurohit, M. Sun, F. de Gasperin, A. Botteon, M. Brüggen et al. (3 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558007

Open Access

A group of merging galaxies falling into Abell 2142 A245

Aashiya Anitha Shaji, Anaëlle Hallé, Damir Gasymov, Anne-Laure Melchior, Françoise Combes and Andrea Cattaneo

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556357

Open Access

H.E.S.S. detection and multi-wavelength study of the z ∼ 1 blazar PKS 0346−27 A246

H.E.S.S. Collaboration, F. Aharonian, M. Backes, R. Batzofin, Y. Becherini, D. Berge, K. Bernlöhr, B. Bi, M. Böttcher, C. Boisson et al. (110 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557228

Open Access

The Type Ia supernova 2021hem: A 2003fg-like event in an apparently hostless environment A252

S. Bose, M. D. Stritzinger, A. Malmgaard, C. J. Miller, N. Elias-Rosa, J. P. U. Fynbo, C. Ashall, C. R. Burns, J. M. DerKacy, L. Galbany et al. (18 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558053

Open Access

Delving into the depths of NGC 3783 with XRISM - IV. Mapping of the accretion flow with Fe Kα emission lines A255

Chen Li, Jelle S. Kaastra, Liyi Gu, Missagh Mehdipour, Megan E. Eckart, Matteo Guainazzi, Erin Kara, Laura W. Brenneman, Misaki Mizumoto, Jon Miller et al. (11 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557710

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J-PAS: First identification, physical properties, and ionization efficiency of extreme emission line galaxies A261

A. Giménez-Alcázar, R. Amorín, J. M. Vílchez, A. Hernán-Caballero, M. González-Otero, A. Arroyo-Polonio, J. Iglesias-Páramo, A. Lumbreras-Calle, J. A. Fernández-Ontiveros, C. López-Sanjuan et al. (26 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557358

Open Access

Dynamically close galaxy pairs from the unWISE survey - Testing the merger-AGN-star formation connection A264

Josephine Chishala, Roberto De Propris and Mirjana Pović

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556745

Open Access

The molecular and atomic hydrogen gas content of the Boötes Void galaxy CG 910 A265

Ekta Sharma, Prerana Biswas, Mousumi Das, Benjamin Winkel, Di Li and Zheng Zheng

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554238

Open Access

Metal-loaded outflows in sub-Milky Way galaxies in the CIELO simulations A274

Valentina P. Miranda, Patricia B. Tissera, Emanuel Sillero, Jenny Gonzalez-Jara, Lucas Bignone, Ignacio Muñoz-Escobar, Susana Pedrosa and Rosa Domínguez-Tenreiro

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556691

Open Access

SHAPE - I. A SOM-SED hybrid approach for efficient galaxy parameter estimation leveraging JWST A277

Zihao Wang, Tao Wang, Ke Xu, Hanwen Sun, Ruining Tian and Qi Hao

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555894

Open Access

Infrared emission from z ∼ 6.5 quasar host galaxies: a direct estimate of dust physical properties A285

M. Costa, R. Decarli, F. Pozzi, P. Cox, R. A. Meyer, A. Pensabene, B. P. Venemans, F. Walter and F. Xu

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556812

Open Access

Spiral galaxies with flat radial abundance gradients at large radii A288

L. S. Pilyugin and G. Tautvaišienė

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558293

Open Access

Chemical enrichment in LINERs from MaNGA - II. Characterizing the shape of the radial metallicity gradients A289

Borja Pérez-Díaz, José M. Vílchez, Enrique Pérez-Montero, Igor A. Zinchenko, Brian Tapia-Contreras and Patricia B. Tissera

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555821

Open Access

Spatially resolved PAH_3.3 emission and stellar ages in ram pressure stripped clumps at z ∼ 0.3 A300

Pietro Benotto, Benedetta Vulcani, Peter J. Watson, Giulia Rodighiero, Bianca M. Poggianti, Marco Gullieuszik, Jacopo Fritz, Thomas S.-Y. Lai, Augusto E. Lassen, Matthew A. Malkan and Alessia Moretti

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558016

Open Access

JWST-discovered AGN: Evidence of heavy obscuration in the type 2 sample from the first stacked X-ray detection A302

A. Comastri, G. Lanzuisi, F. Vito, S. Marchesi, M. Brusa, R. Gilli, I. Juodžbalis, R. Maiolino, G. Mazzolari, G. Risaliti et al. (2 more)

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557017

Open Access

Active galactic nucleus–host galaxy photometric decomposition using a fast, accurate, and precise deep learning approach A304

B. Margalef-Bentabol, L. Wang, N. Pandolfo, A. La Marca, V. Rodriguez-Gomez, Y. Fu and M. Chen

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554157

Open Access

Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs) - XXII. Chandra observations of narrow-line quasar candidates at z ≥ 6 A305

K. Iwasawa, R. Gilli, F. Vito, Y. Matsuoka, M. Onoue, M. A. Strauss, N. Kashikawa, Y. Toba, K. Shimasaku, K. Inayoshi et al. (6 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555410

Highlight

Open Access

Search and analysis of giant radio galaxies with associated nuclei (SAGAN) - VI: When jets meet filaments – Environmental imprints on the growth of giant radio galaxies A310

Mousumi Mahato, Elmo Tempel, Shishir Sankhyayan, Pratik Dabhade and Kshitij Chavan

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557646

Open Access

Preparing for Rubin-LSST: Detecting brightest cluster galaxies with machine learning in the LSST DP0.2 simulation A317

A. Chu, L. Doeser, S. Ding and J. Jasche

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554654

Open Access

Merger-induced disturbance and temporal signatures in galaxy clusters: A combined phase space and photometric analysis A319

Chuiyang Kong and Ian Dell’Antonio

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557401

Open Access

Back from the dead: AT2019aalc as a candidate repeating tidal disruption event in an active galactic nucleus A324

Patrik Milán Veres, Anna Franckowiak, Sjoert van Velzen, Bjoern Adebahr, Sam Taziaux, Jannis Necker, Robert Stein, Alexander Kier, Ancla Müller, Dominik J. Bomans et al. (8 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452051

Open Access

The MURALES survey - VIII. Discovery of a dual active nucleus in the radio galaxy 3C 313 A326

Barbara Balmaverde, Alessio Guglielminotti Canun, Alessandro Capetti and Francesco Massaro

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557272

Open Access

Cosmic Vine: High abundance of massive galaxies and dark matter halos in a forming cluster at z = 3.44 A344

Nikolaj B. Sillassen, Shuowen Jin, Georgios E. Magdis, Francesco Valentino, Emanuele Daddi, Raphael Gobat, Malte Brinch, Kei Ito, Tao Wang, Hanwen Sun et al. (3 more)

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557857

Open Access

Evolution of the infrared luminosity function and its corresponding dust-obscured star formation rate density out to z ∼ 6 A345

M. P. Koprowski, J. V. Wijesekera, J. S. Dunlop, K. Lisiecki, D. J. McLeod, R. J. McLure, M. J. Michałowski and M. Solar

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557505

Open Access

The redshifts from 122 bands: Comparative redshift forecast for low-resolution spectra from SPHEREx and the 7-Dimensional Sky Survey (7DS) A347

Jangho Bae, Bomee Lee, Myungshin Im, Hyeonguk Bahk, Kim Dachan, Ho Seong Hwang, Sungryong Hong, Suk Kim, Minjin Kim, Taewan Kim et al. (14 more)

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556999

Open Access

Intermediate-mass black hole binary evolution in nuclear star clusters: The effect of the stellar-mass black hole population A354

Fazeel Mahmood Khan, Peter Berczik, Margaryta Sobolenko, Andreas Just, Rainer Spurzem, Kelly Holley-Bockelmann and Andrea V. Macciò

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557283

Open Access

A supermassive black hole under the radar: Repeating X-ray variability in a Seyfert galaxy A359

Matteo Imbrogno, Andrea Sacchi, Giovanni Miniutti, Francesco Tombesi, Gian Luca Israel, Enrico Piconcelli and Roberta Amato

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557527

Open Access

Expect the unexpected: Augmented mixture models for black-hole-population studies A361

Stefano Rinaldi

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557376

Open Access

HELM’s deep: Highly extincted low-mass galaxies seen by JWST A363

L. Bisigello, G. Gandolfi, A. Grazian, G. Rodighiero, G. Girardi, A. Renzini, A. Vietri, E. McGrath, B. Holwerda, A. Abdurro’uf et al. (18 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556903

Open Access

Mysteries of Capotauro: Investigating the puzzling nature of an extreme F356W-dropout A364

G. Gandolfi, G. Rodighiero, M. Castellano, A. Fontana, P. Santini, M. Dickinson, S. Finkelstein, M. Catone, A. Calabrò, E. Merlin et al. (31 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557061

Open Access

Not so Swift: 20 years of multi-wavelength observations of Mrk 421 and Mrk 501 A366

Gabrielle L. Taylor, Stefan J. Wagner, Alicja Wierzcholska and Michael Zacharias

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557635

Open Access

M³D: Mosaicking M33 with MUSE datacubes - I. Unveiling the diversity of H II regions in M33 with MUSE A367

A. Feltre, F. Belfiore, G. Cresci, E. Corbelli, N. Tomičić, F. Mannucci, A. Marconi, E. Bertola, C. Bracci, E. Cataldi et al. (16 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557122

Open Access

The Next Generation Fornax Survey (NGFS) - VIII. A support vector machine approach to disentangling globular clusters A368

Yasna Ordenes-Briceño, Thomas H. Puzia, Paul Eigenthaler, Matias Blaña, Juan P. Carvajal, Matthew A. Taylor, Bryan W. Miller, Rohan Rahatgaonkar, Evelyn J. Johnston, Prasanta K. Nayak and Gaspar Galaz

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556455

Open Access

Euclid: The first statistical census of dusty and massive objects in the ERO/Perseus field A371

G. Girardi, A. Grazian, G. Rodighiero, L. Bisigello, G. Gandolfi, E. Bañados, S. Belladitta, J. R. Weaver, S. Eales, C. C. Lovell et al. (168 more)

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556328

Open Access

The radio properties of the JWST-discovered AGN A372

G. Mazzolari, R. Gilli, R. Maiolino, I. Prandoni, I. Delvecchio, C. Norman, E. F. Jiménez-Andrade, S. Belladitta, F. Vito, E. Momjian et al. (16 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202453317

Open Access

Orbital decomposition of the nuclear regions in the early-type galaxy FCC 47: Unveiling the nuclear cluster origin A373

J. Lamprecht, A. Feldmeier-Krause, M. Lyubenova, K. Fahrion, S. Thater, P. Jethwa, S. Reiter, J. Falcón-Barroso, T. I. Maindl, G. Santucci and I. Breda

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558112

Open Access

CHANG-ES - XXXVII. Effects of spectral aging on radio scale heights A374

D. C. Smolinski, V. Heesen, M. Brüggen, J.-T. Li, M. Weżgowiec, M. Stein, L.-Y. Lu, T. Wiegert, J. Irwin and R.-J. Dettmar

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557531

Open Access

The impact of selection criteria on the properties of green valley galaxies A376

Beatrice Nyiransengiyumva, Mirjana Pović, Pheneas Nkundabakura, Tom Mutabazi and Antoine Mahoro

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555290

Open Access

CASCO: Cosmological and AStrophysical parameters from Cosmological simulations and Observations - IV. Testing warm dark matter cosmologies with galaxy scaling relations: A joint simulation–observation study using DREAMS simulations A382

M. Silvestrini, C. Tortora, V. Busillo, Alyson M. Brooks, A. Farahi, A. M. Garcia, N. Kallivayalil, N. R. Napolitano, J. C. Rose, P. Torrey et al. (2 more)

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556698

Open Access

Erratum

Old and young stellar populations in DustPedia galaxies and their role in dust heating - (Corrigendum) C2

A. Nersesian, E. M. Xilouris, S. Bianchi, F. Galliano, A. P. Jones, M. Baes, V. Casasola, L. P. Cassarà, C. J. R. Clark, J. I. Davies et al. (12 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558721e

Open Access

Erratum

RUBIES: A spectroscopic census of little red dots - All point sources with v-shaped continua have broad lines (Corrigendum) C3

Raphael E. Hviding, Anna de Graaff, Tim B. Miller, David J. Setton, Jenny E. Greene, Ivo Labbé, Gabriel Brammer, Rachel Bezanson, Leindert A. Boogaard, Nikko J. Cleri et al. (9 more)

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202659153e

Galactic structure, stellar clusters and populations

Open Access

Spiral arms across stellar populations in simulations via the local dimension method A6

J. Ardèvol, M. Semczuk, T. Antoja, V. P. Debattista, M. Bernet and A. Pettitt

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556496

Open Access

The impact of radial migration on disk galaxy star formation histories - I. Biases in spatially resolved estimates A31

I. Minchev, K. Attard, B. Ratcliffe, M. Martig, J. Walcher, S. Khoperskov, J. P. Bernaldez, L. Marques, K. Sysoliatina, C. Chiappini et al. (2 more)

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556988

Open Access

Substellar initial mass function of Trumpler 14 A58

T. Rom, E. Moraux, K. Mužić, M. Andersen, M. Schirmer and V. Almendros-Abad

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556578

Open Access

Stellar masses and mass ratios for Gaia open cluster members A62

Sagar Malhotra, Alfred Castro-Ginard, Friedrich Anders, Carme Jordi, Judit Donada, Xavier Luri, Lola Balaguer-Núñez, Songmei Qin, Yueyue Jiang and Andrija Župić

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557529

Open Access

J-PLUS: Reconstructing the Milky Way disc's star formation history with 12-filter photometry A74

J. A. Alzate-Trujillo, A. del Pino, C. López-Sanjuan, A. Hidalgo, S. Turrado-Prieto, V. Placco, P. Coelho, H. Yuan, L. Lomelí-Núñez, G. Bruzual et al. (16 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557023

Open Access

A joint 1% calibration of the RR Lyrae and type-II Cepheid Leavitt laws yields homogeneous distances to 93 Galactic globular clusters A87

Bastian Lengen, Richard I. Anderson, Mauricio Cruz Reyes and Giordano Viviani

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557192

Open Access

Rediscovering the Milky Way with an orbit superposition approach and APOGEE data - IV. The disc growth and history of star formation A103

Bridget Ratcliffe, Sergey Khoperskov, Nathan Lee, Ivan Minchev, Paola Di Matteo, Glenn van de Ven, Misha Haywood, Léa Marques, John Paul Bernaldez, Davor Krajnović and Matthias Steinmetz

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557057

Open Access

Infrared photometry and calcium triplet spectroscopy of the most metal-poor in situ globular cluster VVV-CL001 A114

W. Haro Moya, C. Moni Bidin, M. C. Parisi, D. Geisler, M. Blaña, S. Villanova, F. Mauro, A.-N. Chené, R. E. Cohen, S. Ramírez Alegría et al. (4 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556324

Open Access

Globular clusters in ORBIT: Complete dynamical characterisation of the Milky Way globular cluster population through updated orbital reconstruction A130

M. De Leo, M. Zoccali, J. Olivares-Carvajal, B. Acosta-Tripailao, F. Gran and R. Contreras-Ramos

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556235

Open Access

Probing stellar rotation in the Pleiades with gravity-mode pulsators A131

D. J. Fritzewski, A. Kemp, G. Li and C. Aerts

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557416

Open Access

Lithium abundance and stellar rotation in the Galactic halo and thick disc - Contribution from low-mass giant field stars A133

R. de la Reza, F. Llorente de Andrés, E. J. Alfaro and C. Chavero

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555820

Open Access

Substellar population of the young massive cluster RCW 36 in Vela A149

A. R. G. do Brito do Vale, K. Mužić, H. Bouy, V. Almendros-Abad, A. Bayo, D. Capela, A. Scholz, A. Bik, G. Suárez, L. Cieza et al. (3 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557493

Highlight

Open Access

The superclouds of the local Milky Way A161

Lilly A. Kormann, João Alves, Michelangelo Pantaleoni González, Cameren Swiggum, Torsten A. Enßlin and Gordian Edenhofer

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556469

Open Access

The mysterious globular cluster population of MATLAS-2019 A163

Sergio Guerra Arencibia, Mireia Montes, Giulia Golini and Ignacio Trujillo

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557231

Open Access

STONKS first results: Long-term transients in the XMM-Newton Galactic plane survey A168

Robbie Webbe, Erwan Quintin, Natalie A. Webb, Gabriele Ponti, Tong Bao, Maitra Chandreyee, Shifra Mandel and Samaresh Mondal

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557789

Open Access

APOGEE physical properties of globular cluster tidal tails A173

A. E. Piatti

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557992

Open Access

Euclid: Early Release Observations – The star cluster systems of the Local Group dwarf galaxies IC 10 and NGC 6822 A185

J. M. Howell, A. M. N. Ferguson, S. S. Larsen, A. Lançon, F. Annibali, J.-C. Cuillandre, L. K. Hunt, D. Martínez-Delgado, D. Massari, T. Saifollahi et al. (142 more)

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556953

Open Access

A vertically orientated dark matter halo marks a flip of the Galactic disc A193

Ling Zhu, Runsheng Cai, Xi Kang, Xiang-Xiang Xue, Chengqun Yang, Lan Zhang, Shude Mao and Chao Liu

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557613

Open Access

The Pristine survey - XXVIII. Journey to the Galactic outskirts: Mapping the outer halo red giant stars down to the very metal-poor end A195

Akshara Viswanathan, Amanda Byström, Else Starkenburg, Anne Foppen, Jill Straat, Martin Montelius, Federico Sestito, Kim A. Venn, Camila Navarrete, Tadafumi Matsuno et al. (7 more)

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452073

Open Access

A normalizing flow approach for the inference of star cluster properties from unresolved broadband photometry - I. Comparison to spectral energy distribution fitting A201

Daniel Walter, Victor F. Ksoll, Ralf S. Klessen, Médéric Boquien, Aida Wofford, Francesco Belfiore, Daniel A. Dale, Kathryn Grasha, David A. Thilker, Leonardo Úbeda and Thomas G. Williams

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556710

Open Access

Exploring the formation mechanisms of tidal structures in globular clusters of extragalactic origin A209

Shouzhi Wang, Jundan Nie, Biwei Jiang, Hao Tian, Chao Liu and Ying-Hua Zhang

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557628

Open Access

Kinematics of young stellar objects in NGC 2024 based on infrared proper motions A210

Alena Rottensteiner, Monika G. Petr-Gotzens, Stefan Meingast, João Alves, Emmanuel Bertin, Hervé Bouy, Martin Piecka, Sebastian Ratzenböck and Andrea Socci

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557533

Open Access

LRPayne: Stellar parameters and abundances from low-resolution spectra A217

Nagaraj Vernekar, Lorenzo Spina, Sara Lucatello, Carmelo Arcidiacono, Luca Cortese, Matteo Simioni and Andrea Balestra

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556502

Open Access

How our proto-nuclear star cluster formed and grew due to early globular cluster disruption - I. Case of low masses A220

D. Kuvatova, M. Ishchenko, P. Berczik, O. Veles, O. Sobodar and T. Panamarev

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556182

Open Access

Beyond the Clouds: S3 as the most distant extended Milky Way stream, not of LMC origin A253

Ó. Jiménez-Arranz, S. Lilleengen and M. S. Petersen

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557098

Open Access

The chemical DNA of the Magellanic Clouds - V. The r-process dominates neutron-capture elements production in the oldest SMC stars A290

L. Santarelli, M. Palla, A. Mucciarelli, L. Monaco, D. A. Alvarez Garay, D. Romano and C. Lardo

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557891

Open Access

A clustering-based search for substructures in the Galactic plane and bulge using RR Lyrae stars as tracers A298

N. Cristi-Cambiaso, C. Navarrete, M. Catelan, M. Zoccali and C. Quezada

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556821

Open Access

The internal kinematics of local young stellar associations - Identifying correlations among age, expansion, rotation, and shear A307

J. Olivares, N. Miret-Roig and P. A. B. Galli

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557829

Open Access

The stellar to sub-stellar masses transition in 47 Tuc A313

C. Ventura, M. Tailo, P. Ventura, F. D’Antona, A. P. Milone, A. F. Marino and C. Fiumi

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557973

Open Access

A study of wide binary open clusters in the Milky Way from Gaia DR3 A331

Zhongmu Li, Jie Lan, Chaolin Yu and Bingjie Qian

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558281

Open Access

Modeling the formation of ultra-faint dwarf spheroidal galaxies in an extreme collapsing scenario - Simulating Ursa Major II using AMUSE A333

J. I. Vergara Landeros, M. Fellhauer, D. Matus Carrillo and J. A. Cabello Cabello

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557630

Open Access

HST+IGRINS synergy to characterise the newly discovered metal-rich bulge globular cluster Patchick 126 A338

Elisa R. Garro, Davide Massari, José G. Fernández-Trincado, Edoardo Ceccarelli, Chris Sneden, Fernando Aguado-Agelet, Melike Afşar, Michele Bellazzini, Rafael Guerço, Dante Minniti et al. (3 more)

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558157

Open Access

The selection function of the Gaia DR3 open cluster census A341

Emily L. Hunt, Tristan Cantat-Gaudin, Friedrich Anders, Sagar Malhotra, Lorenzo Spina, Alfred Castro-Ginard and Lorenzo Cavallo

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557781

Open Access

Kinematics of young star clusters in the outer northeastern region of the Small Magellanic Cloud A343

Andrés E. Piatti

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558445

Open Access

The stellar initial mass function of nearby young moving groups A370

Rafael Bertolotto-Stefanelli, Juan José Downes, Genaro Suárez, Cecilia Mateu, Jonathan Gagné and Carlos Román Zúñiga

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557920

Interstellar and circumstellar matter

Open Access

Weak, extended water vapor emission in the Horsehead nebula A7

Dariusz C. Lis, Vincent Maillard, Emeric Bron, Franck Le Petit, Javier R. Goicoechea, Ducheng Lu and David Teyssier

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556926

Open Access

Unveiling the 3D structure of the central molecular zone from stellar kinematics and photometry: The 50 and 20 km/s clouds A18

Francisco Nogueras-Lara, Ashley T. Barnes, Jonathan D. Henshaw, Karl Fiteni, Yoshiaki Sofue, Rainer Schödel, Álvaro Martínez-Arranz, Mattia C. Sormani, Jairo Armijos-Abendaño, Laura Colzi et al. (18 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556047

Open Access

Spectral variability of UX Ori in deep minima: Modelling of eclipses A33

V. P. Grinin, L. V. Tambovtseva, A. A. Djupvik and H. Weber

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557248

Open Access

The mass-to-flux ratio in molecular clouds: What are we really measuring? A60

Aris Tritsis

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555979

Open Access

SDSS-V LVM: Resolving physical conditions in the Trifid Nebula A81

Natascha Sattler, J. Eduardo Méndez-Delgado, Kathryn Kreckel, Christophe Morisset, Oleg Egorov, Evgeniya Egorova, Ahmad Nemer, Fu-Heng Liang, A. A. C. Sander, Alexandre Roman-Lopes et al. (11 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558091

Open Access

Interacting supernovae and where to find them A82

R. Brose, I. Sushch, J. Mackey and M. Arias

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555671

Open Access

Resolution and calibration effects in high contrast polarimetric imaging of circumstellar scattering regions A84

H. M. Schmid and J. Ma

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556371

Open Access

Glycolaldehyde and ethanol toward the L1157 outflow: Resolved images and constraints on glycolaldehyde formation A108

J. Robuschi, A. López-Sepulcre, C. Ceccarelli, L. Chahine, C. Codella and L. Podio

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556132

Open Access

A spectral-line survey of CIT 6 between 30 and 50 GHz with the eQ receiver at NRO 45 m A127

Quang Nguyen-Luong, Fumitaka Nakamura, Kotomi Taniguchi, Dinh-V-Trung, Sheng-Yuan Liu, Tomomi Shimoikura, Chau-Ching Chiong, Kazuhito Dobashi, Naomi Hirano, Yoshinori Yonekura et al. (12 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558033

Open Access

Formation of methane and cyclohexane through the hydrogenation of toluene A135

A. T. Hopkinson, F. G. Doktor, J. Pitfield, M. Moll, J. D. Thrower and L. Hornekær

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556920

Open Access

A sensitivity analysis of interstellar ice chemistry in astrochemical models A172

Tobias M. Dijkhuis, Thanja Lamberts, Serena Viti and Herma M. Cuppen

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557925

Open Access

Gravitational trapping and ram pressure trapping of ultracompact and hypercompact H II regions A181

L. Martini, A. Oliva, R. Kuiper and P. Klaassen

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452577

Open Access

High-resolution simulations of non-thermal emission from LS 5039 A211

R. Kissmann, D. Huber and P. Gschwandtner

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556701

Open Access

Observational evidence for a possible link between PAH emission and dust trap locations in protoplanetary disks A214

Nienke van der Marel, Niels F. W. Ligterink, Ryan van der Werf, Milou Temmink, Paola Pinilla, Bin Jia and Quincy Bosschaart

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202453113

Open Access

Dust emission and extinction in the Orion OMC-3 cloud A221

Mika Juvela and Nathalie Ysard

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555541

Open Access

Dust destruction by the supernova remnant forward shock in a turbulent interstellar medium A224

Tassilo Scheffler, Nina S. Sartorio, Florian Kirchschlager, Ilse De Looze, Michael J. Barlow and Franziska D. Schmidt

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556499

Open Access

A global view on star formation: The GLOSTAR Galactic plane survey - XII. Effelsberg’s continuum view and data release A230

Y. Gong, W. Reich, M. R. Rugel, K. M. Menten, A. Brunthaler, F. Wyrowski, P. Müller, S. A. Dzib, J. S. Urquhart, A. Y. Yang et al. (17 more)

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556767

Open Access

Energetic particles accelerated via turbulent magnetic reconnection in protoplanetary discs – I. Ionisation rates A233

V. Brunn, F. Pucci, A. Marcowith, M. Padovani, Ch. Rab and Ch. Sauty

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558004

Open Access

Deuteration of HC₃N and CH₃CCH in the pre-stellar core L1544 A244

K. Giers, S. Spezzano, Y. Lin, P. Caselli and O. Sipilä

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556755

Highlight

Open Access

Interaction of the central jet with the surrounding gas in the protostellar outflow from IRAS 04166+2706 A248

M. Tafalla, D. Johnstone, J. Santiago-García, Q. Zhang, H. Shang and C.-F. Lee

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555924

Open Access

Spheroidal core–mantle particle absorption, scattering, and polarisation in the long-wavelength limit A250

A. P. Jones and N. Ysard

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557518

Open Access

Characterizing the physical and chemical properties of the Class I protostellar system Oph-IRS 44 - Binarity, infalling streamers, and accretion shocks A256

E. Artur de la Villarmois, V. V. Guzmán, M. L. van Gelder, E. F. van Dishoeck, E. A. Bergin, D. Harsono, N. Sakai and J. K. Jørgensen

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556981

Open Access

Chemical study of two starless cores in the B213/L1495 filament A272

L. Moral-Almansa, A. Fuente, M. Rodríguez-Baras, T. Alonso-Albi, G. Esplugues, D. Navarro-Almaida, P. Riviére-Marichalar, B. Tercero, A. Asensio Ramos and C. Westendorp Plaza

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556867

Open Access

Exploring the interplay between molecular and ionized gas in H II regions A280

S. Khan, A. M. Jacob, M. R. Rugel, J. S. Urquhart, S. Neupane, F. Wyrowski, A. Brunthaler, J. D. Pandian, Y. Gong, I. Barlach Christensen and K. M. Menten

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558059

Open Access

G183: An outer galaxy filament feeding a massive protostar A287

Bhaswati Mookerjea, Saurav Sen, V. S. Veena and Carsten Kramer

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557432

Open Access

Dissecting the dust distribution and polarization around two B213 young stellar objects with ALMA A292

Asako Sato, Anaëlle Maury, Josep M. Girart, Andrea Bracco, Patrick Hennebelle, Qizhou Zhang and Valeska Valdivia

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557300

Open Access

Vacuum ultraviolet photochemistry of CS₂ isolated in H₂/D₂ matrices at 3.5 K A293

R. Basalgète, V. Free, L. Poiret and L. Krim

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557502

Open Access

Photoevaporation can reproduce extended H₂ emission from protoplanetary disks imaged by JWST/MIRI-MRS A295

R. Nakatani, G. Rosotti, B. Tabone and A. Sellek

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556740

Open Access

Modeling the Milky Way wind: Supernova-driven outflows accelerate HI clouds near the Galactic center A297

Andrea Afruni, Enrico M. Di Teodoro, Lucia Armillotta, Callum A. Lynn and Naomi M. McClure-Griffiths

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556813

Open Access

Photolysis of interstellar ice analogs containing ethanol: A new approach to forming C₂H₄O₂ isomers A314

Maya Lemaitre, Lahouari Krim and Laurent Pagani

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556532

Open Access

Expanding the C₃H₆O₂ isomeric interstellar inventory: Discovery of lactaldehyde and methoxyacetaldehyde in G+0.693-0.027 A316

M. Sanz-Novo, V. M. Rivilla, I. Jiménez-Serra, L. Colzi, S. Zeng, A. Megías, D. San Andrés, Á. López-Gallifa, A. Martínez-Henares, Z. T. P. Fried et al. (10 more)

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558316

Open Access

Silicon monoxide in the filamentary infrared dark cloud G035.39-00.33: An ALMA view A328

Rong Liu, Izaskun Jiménez-Serra, Giuliana Cosentino, Jonathan C. Tan, Ashley Thomas Barnes, Francesco Fontani, Paola Caselli, Antonio Martínez-Henares, Chi-Yan Law, Jonathan D. Henshaw and Tie Liu

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556707

Open Access

The converging gas flow around the infrared dark cloud G28.37 A329

H. Beuther, C. Gieser, H. Linz, Q. Zhang, S. Feng, A. Ahmadi, J. D. Soler, D. Semenov, M. R. A. Wells and S. Reyes-Reyes

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557494

Open Access

A survey of molecular clouds in the Galactic center’s outflow A330

Enrico M. Di Teodoro, Mark Heyer, Mark R. Krumholz, Lucia Armillotta, Felix J. Lockman, Andrea Afruni, Michael P. Busch, Naomi M. McClure-Griffiths, Karlie A. Noon, Nicolas Peschken and Qingzheng Yu

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557732

Open Access

Gaia20dsk: A new MNor discovered by the GLORIOUS collaboration A332

Patrik E. Németh, Fernando Cruz-Sáenz de Miera, Ágnes Kóspál, Eleonora Fiorellino, Zsófia Nagy, Máté Szilágyi, Michal Siwak, Foteini Lykou, Mária Kun, Péter Ábrahám et al. (3 more)

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555332

Open Access

Erratum

The extremely sharp transition between molecular and ionized gas in the Horsehead nebula (Corrigendum) C4

C. Hernández-Vera, V. V. Guzmán, J. R. Goicoechea, V. Maillard, J. Pety, F. Le Petit, M. Gerin, E. Bron, E. Roueff, A. Abergel et al. (5 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202659182e

Stellar structure and evolution

Open Access

Characterising the post-red supergiant binary system AFGL 4106 and its complex nebula with SPHERE/VLT A5

G. Tomassini, E. Lagadec, I. El Mellah, R. D. Oudmaijer, A. Chiavassa, M. N’Diaye, P. de Laverny, N. Nardetto and A. Matter

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557705

Open Access

The evolutionary history of ultra-compact accreting binaries - I. Chemical abundances and the formation channel of the eclipsing AM CVn system ZTF J225237.05−051917.4 from HST spectroscopy A14

W. Yu, A. F. Pala, T. Kupfer, B. T. Gänsicke, D. Koester, D. Belloni, T. L. S. Wong, M. R. Schreiber, J. van Roestel, A. J. Brown et al. (26 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557568

Open Access

CTAO LST–1 observations of magnetar SGR 1935+2154: Deep limits on sub-second bursts and persistent tera-electronvolt emission A25

K. Abe, S. Abe, A. Abhishek, F. Acero, A. Aguasca-Cabot, I. Agudo, C. Alispach, D. Ambrosino, F. Ambrosino, L. A. Antonelli et al. (327 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555431

Open Access

A magnetar outburst with atypical evolution: The case of Swift J1555.2–5402 A28

A. Borghese, F. Coti Zelati, M. Imbrogno, G. L. Israel, D. De Grandis, D. P. Pacholski, M. Trudu, M. Burgay, S. Mereghetti, N. Rea et al. (5 more)

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557603

Open Access

Unveiling the white dwarf in the eclipsing polar HU Aquarii A41

A. D. Schwope, T. R. Marsh, S. G. Parsons, J. Vogel and V. S. Dhillon

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557306

Open Access

The intermediate neutron capture process - VI. Proton ingestion and i-process in rotating magnetic asymptotic giant branch stars A44

A. Choplin, L. Siess, S. Goriely, P. Eggenberger and F. D. Moyano

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557649

Open Access

The lack of fast rotators in Cyg OB2 - I. Insights from spectral reclassification of its B0 population A59

D. Galán-Diéguez, S. R. Berlanas, A. Herrero, M. Abdul-Masih, D. J. Lennon, C. Martínez-Sebastián and F. M. Pérez-Toledo

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557446

Open Access

Interaction between disk and extended corona in a general relativistic framework - I. Static slab corona in global energy balance with the underlying disk A78

Sudeb Ranjan Datta, Michal Bursa, Michal Dovciak and Wenda Zhang

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554464

Open Access

Empirical instability strip for classical Cepheids - II. The Small Magellanic Cloud galaxy A93

Felipe Espinoza-Arancibia, Bogumił Pilecki and Matylda Łukaszewicz

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556921

Open Access

Multiwavelength study of the pre-eruption dip in the recurrent nova T Coronae Borealis preceding imminent nova eruption A94

Songpeng Pei, Xiaowan Zhang, Renzhi Su, Yongzhi Cai, Ziwei Ou, Qiang Li, Xiaoqin Ren, Taozhi Yang and Mingyue Li

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557346

Open Access

Formation of the dormant black holes with luminous companions from binary or triple systems A105

Zhuowen Li, Xizhen Lu, Guoliang Lü, Chunhua Zhu, Helei Liu, Li Lei, Sufen Guo, Xiaolong He and Nurzada Beissen

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557437

Open Access

Symmetry energy effect on rotating neutron stars A132

Xuhao Wu, Shishao Bao, Min Ju, Jinniu Hu and Hong Shen

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452766

Open Access

Studying the surface effect in Procyon A as an F-type star A134

Nuno Moedas and Maria Pia Di Mauro

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556462

Open Access

The fate of the progenitors of luminous red novae: Infrared detection of LRNe years after the outburst A154

A. Reguitti, A. Pastorello and G. Valerin

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555226

Open Access

Multiple short-term cycles in Kepler star KIC 6876668 A158

E. Gurgenashvili, T. V. Zaqarashvili, A. Reiners, A. F. Lanza, R. Oliver and M. Albekioni

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556508

Open Access

The demographics of core-collapse supernovae - The role of binary evolution and interaction with the circumstellar medium A169

Andrea Ercolino, Harim Jin, Norbert Langer, Avishay Gal-Yam, Abel Schootemeijer and Caroline Mannes

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557572

Open Access

Mass-luminosity anomalies: Plausible evidence of recent stellar interaction in the extraordinary blue straggler S1082 A177

Amanda A. Quitral-Pierart, Nathan W. C. Leigh, Robert D. Mathieu, David W. Latham, Eric L. Sandquist and Elliott P. Horch

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557534

Open Access

The interdependence between density PDF, CMF, and IMF and their relation with Mach number in simulations A178

A. Núñez-Castiñeyra, M. González, N. Brucy, P. Hennebelle, F. Louvet and F. Motte

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202453497

Open Access

The hydrogen-free circumstellar interaction in the Type Ib supernova 2021efd: A clue to the mechanism of the helium-layer stripping A183

N. Pyykkinen, T. Nagao, H. Kuncarayakti, M. D. Stritzinger, T. Kangas, K. Maeda, P. Chen, J. Sollerman, C. Burns, S. Bose et al. (20 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557292

Open Access

A half ring of ionized circumstellar material trapped in the magnetosphere of a white dwarf merger remnant - A new class of white dwarf merger remnants with X-ray emission A188

Andrei A. Cristea, Ilaria Caiazzo, Tim Cunningham, John C. Raymond, Stephane Vennes, Adela Kawka, Aayush Desai, David R. Miller, J. J. Hermes, Jim Fuller et al. (24 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556432

Open Access

Observational probes of the neutron star equation of state with hyperons, bosonic dark matter, and quark matter A203

Mahboubeh Shahrbaf, Davood Rafiei Karkevandi, Alexander Ayriyan and Stefan Typel

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556315

Open Access

Braking index of the frequently glitching PSR J0537−6910 A216

Erbil Gügercinoğlu, Onur Akbal, M. Ali Alpar, Danai Antonopoulou and Cristóbal M. Espinoza

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556157

Open Access

Revisiting the evolutionary status of massive stars in the central parsec of the Milky Way A223

A. C. Gormaz-Matamala, J. Cuadra, B. Kubátová, J. Kubát and S. Ekström

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556877

Open Access

Cepheid Metallicity in the Leavitt Law (C–MetaLL) survey - VII. High-resolution IGRINS spectroscopy of 23 classical Cepheids: Validating NIR abundances A225

G. Catanzaro, A. Bhardwaj, V. Ripepi, E. Trentin, M. Marconi, M. Romaniello, N. Matsunaga, G. De Somma, T. Sicignano, I. Musella et al. (3 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558020

Open Access

Self-lensing binaries as probes of supernova physics A232

Grzegorz Wiktorowicz, Matthew Middleton, Aleksandra Olejak, Cordelia Dashwood-Brown, Madeleine-Mai Ward and Adam Ingram

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557456

Open Access

Photometric variability of nitrogen-rich Wolf-Rayet stars in Magellanic Clouds with OGLE A243

J. Marković, G. Sáez-Cano, Y. Nazé, M. M. Rubio-Díez, I. Soszyński and A. Udalski

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555789

Open Access

Analysis of mass-transferring binary candidates in the Milky Way A249

G. Garcia-Moreno, N. Blagorodnova, F. Anders, M. Weiler, H. Wichern, N. Britavskiy and S. de Wet

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557113

Open Access

The stellar activity-rotation-age relationship under the lens of asteroseismology A257

C. Pezzotti, J. Bétrisey, G. Buldgen, M. Gilfanov, I. Bikmaev, R. Sunyaev, E. Işık, E. Gosset and N. J. Wright

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557390

Open Access

Rotational evolution of slow–rotator sequence stars - II. Modeling the wind braking and rotational coupling in the entire mass range of solar-like stars A262

F. Spada and A. C. Lanzafame

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557731

Open Access

SN 2022ngb: A faint, slowly evolving Type IIb supernova with a low-mass envelope A271

J.-W. Zhao, S. Benetti, Y.-Z. Cai, A. Pastorello, N. Elias-Rosa, A. Reguitti, G. Valerin, Z.-Y. Wang, E. Cappellaro, G.-F. Feng et al. (28 more)

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557619

Open Access

Comfort zones of stars: A limit on orbital tightening via stable mass transfer shapes the properties of binary black hole mergers A296

Jakub Klencki, Philipp Podsiadlowski, Norbert Langer, Aleksandra Olejak, Stephen Justham, Alejandro Vigna-Gómez and Selma E. de Mink

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555500

Open Access

Unveiling the progenitor of SN 2023ixf: Circumstellar dust and its implications for the red supergiant problem A320

Fabio Ragosta, Andrea Simongini, Filippo Ambrosino, Matteo Imbrogno, Giulia Illiano, Silvia Piranomonte, Andrea Melandri, Irene Di Palma, Alessandro Papitto, Adriano Ghedina et al. (6 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557952

Open Access

Luminous fast blue optical transients as very massive star core-collapse events A327

A. A. Chrimes, P. G. Jonker, A. J. Levan and A. Mummery

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557545

Open Access

Physical interpretation of the oscillation spectrum on the red giant branch and the asymptotic giant branch A339

G. Dréau, Y. Lebreton, B. Mosser and D. Stello

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554004

Open Access

Violent mergers can explain the inflated state of some of the fastest stars in the Galaxy A375

Aakash Bhat, Rüdiger Pakmor, Ken J. Shen, Evan B. Bauer and Abinaya Swaruba Rajamuthukumar

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557683

Open Access

Normal or transitional? The evolution and properties of two type Ia supernovae in the Virgo cluster A381

L. Izzo, C. Gall, N. Khetan, N. Earl, J. Hjorth, W. B. Hoogendam, Y. Q. Ni, A. Sedgewick, S. M. Ward, Y. Zenati et al. (40 more)

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556425

Stellar atmospheres

Open Access

Magnetic activity on the young Sun: A case study of EK Draconis A54

A. Görgei, L. Kriskovics, K. Vida, B. Seli, K. Oláh, P. Sági, A. Bódi, S. P. Järvinen, K. G. Strassmeier, A. Pál and Zs. Kővári

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556949

Open Access

Hydrodynamical mass-loss rates for very massive stars - I. Investigating the wind kink A97

Gautham N. Sabhahit, Jorick S. Vink and Andreas A. C. Sander

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557298

Open Access

Activity correlation and temporal variation of small-scale magnetic fields on young Sun-like stars A138

A. Hahlin, B. Zaire, C. P. Folsom, K. Al Moulla and A. Lavail

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556874

Open Access

Spectral evolution of hot hybrid white dwarfs - II. Photometry A152

Semih Filiz, Nicole Reindl, David Jones, Paulina Sowicka, Matti Dorsch, Thomas Rauch and Klaus Werner

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557071

Open Access

Surface image and activity-corrected orbit of the RSCVn binary HR7275 - Disentangling activity tracers A179

Ö. Adebali, M. Weber, K. G. Strassmeier, I. V. Ilyin, M. Steffen and Zs. Kővári

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557717

Open Access

A scaling relationship for nonthermal radio emission from ordered magnetospheres - II. Investigating the efficiency of relativistic electron production in the magnetospheres of BA-type stars A241

P. Leto, S. Owocki, C. Trigilio, F. Cavallaro, B. Das, M. E. Shultz, C. S. Buemi, G. Umana, L. Fossati, R. Ignace et al. (12 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557214

Open Access

Distance to the globular cluster M 3 from the infrared surface brightness technique applied to RR Lyrae stars A268

Bartłomiej Zgirski, Wolfgang Gieren, Grzegorz Pietrzyński, Gergely Hajdu, Piotr Wielgórski, Marek Górski, Jesper Storm, Nicolas Nardetto, Alexandre Gallenne, Garance Bras et al. (3 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556144

Open Access

Simulations of facular magnetic fields on cool stars - I. Main-sequence stars with solar metallicity A308

Tanayveer Singh Bhatia, Robert H. Cameron, Sami K. Solanki, Damien F. Przybylski, Veronika Witzke, Alexander Shapiro and Nadiia Kostogryz

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555256

Open Access

New constraints on the binary system HD 327083 and its gaseous and dusty environments A309

L. Cidale, P. Marchiano, M. Kraus, I. Andruchow, M. L. Arias, M. Curé, M. Borges Fernandes, Y. Aidelman, A. F. Torres, I. Araya et al. (4 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202451636

Open Access

Surface brightness–colour relations of Milky Way and Magellanic Clouds classical Cepheids based on Gaia magnitudes A336

M. C. Bailleul, N. Nardetto, V. Hocdé, P. Kervella, W. Gieren, J. Storm, G. Pietrzyński, A. Gallenne, D. Graczyk, G. Bras et al. (5 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557995

The Sun and the Heliosphere

Open Access

Resolving interchange reconnection dynamics in a fan-spine-like topology observed by Solar Orbiter A1

Yadan Duan, Xiaoli Yan, Junchao Hong, Hechao Chen, Yuhang Gao, Zheng Sun, Zhenyong Hou and Jincheng Wang

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557158

Open Access

Non-thermal electron acceleration in turbulent, post-flare coronal loops A32

C. Mora, F. Bacchini and R. Keppens

Published online: 27 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557693

Open Access

Statistical properties of spicules in MURaM-ChE A53

Sanghita Chandra, Robert Cameron, Damien Przybylski and Sami K. Solanki

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557521

Open Access

A multi-viewpoint comparison of the velocity field of propagating coronal disturbances A66

Nina Stankovic, Huw Morgan, Marilena Mierla, Nancy Narang, Luciano Rodriguez and David Berghmans

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557574

Open Access

Velocity field of an active region filament from GRIS infrared He I and IRIS ultraviolet observations A70

M. Murabito, V. Andretta, S. Parenti, C. Kuckein, S. J. González Manrique, S. M. Lezzi and S. L. Guglielmino

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202453463

Open Access

Peak-intensity energy spectra of intense solar energetic electron events measured with Solar Orbiter in 2020–2022 A107

Annamaria Fedeli, Nina Dresing, Jan Gieseler, Alexander Warmuth, Frederic Schuller, Raúl Gómez-Herrero, Immanuel Christopher Jebaraj, Francisco Espinosa and Rami Vainio

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555915

Open Access

Infrared spectropolarimetry of a C-class solar flare footpoint plasma - I. Spectral features and forward modelling A116

Z. Vashalomidze, C. Quintero Noda, T. V. Zaqarashvili, M. Benko, D. Kuridze, P. Gömöry, J. Rybák, S. Lomineishvili, M. Collados, C. Denker et al. (3 more)

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557526

Open Access

Inference of the physical parameters of Hα-absorbing plasma structures in the quiet Sun A123

Jongchul Chae, Juhyung Kang, Kyoung-Sun Lee, Eun-Kyung Lim, Maria S. Madjarska and Hannah Kwak

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556749

Open Access

Constraining the magnetic flux of the CME spheromak model in EUHFORIA with the magnetic helicity budget: Case study of 10 March 2022 CME A139

S. Koya, R. Sarkar, A. Maharana, A. Isavnin, S. Patsourakos, S. Poedts, M. K Georgoulis, A. Nindos and K. Murawski

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556008

Open Access

A self-consistent 3D magnetohydrodynamic model producing a solar blowout jet A141

Yajie Chen, Hardi Peter, Damien Przybylski, Lakshmi Pradeep Chitta and Sudip Mandal

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556660

Open Access

Radio, X-ray, and extreme ultraviolet signatures of internal and external reconnection of an erupting flux rope A143

Jana Kašparová, Jaroslav Dudík, Marian Karlický, Alena Zemanová, Paolo Massa, Samuel Krucker, Frédéric Schuller and Ján Rybák

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557440

Open Access

Evolution of Alfvénic slow wind parcels coming from the same solar source: observations by Parker Solar Probe, Solar Orbiter, and Wind A153

R. D’Amicis, L. Sorriso-Valvo, S. Benella, O. Panasenco, D. Perrone, N. Sioulas, M. Velli, O. S. Dhamane, R. De Marco, R. Bruno et al. (7 more)

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556711

Open Access

First ionization potential bias evolution in an emerging active region as observed in SPICE synoptic observations A155

T. Varesano, D. M. Hassler, N. Zambrana Prado, J. M. Laming, J. Plowman, D. J. Knipp, M. Molnar, K. Barczynski and The SPICE consortium

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554166

Open Access

Direct calculation of steady-state hydrodynamic solar wind solutions with newtonian viscosity A162

Roger B. Scott, Stephen J. Bradshaw, Mark G. Linton, Chris Lowder and Leonard Strachan

Published online: 06 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555327

Open Access

A new method of deriving Doppler velocities for Solar Orbiter SPICE A171

J. E. Plowman, D. M. Hassler, M. E. Molnar, A. K. Shrivastav, T. Varesano, F. Auchère, A. Fludra, T. A. Kucera, T. J. Wang and Y. Zhu

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555756

Open Access

A single frequency approach to nonequilibrium modeling of the chromosphere A182

W. Ruan, D. Przybylski, R. Cameron and S. K. Solanki

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557509

Open Access

Chromospheric evaporation as the driver of helium enrichment in active region solar wind: A case study A190

Chi Ma, Hui Fu, Maria S. Madjarska, Xinzheng Shi, Zhenghua Huang and Lidong Xia

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555677

Open Access

Solar limb faculae: Intensity contrast from two vantage points A191

K. Albert, J. Hirzberger, N. A. Krivova, X. Li, D. Calchetti, G. Valori, J. Sinjan, S. K. Solanki, A. Gandorfer, J. Woch et al. (2 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557427

Open Access

Superhot (> 30 MK) flare observations with STIX: Joint spectral fitting A192

Muriel Zoë Stiefel, Natália Bajnoková and Säm Krucker

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555921

Open Access

A solar jet-induced perturbation propagating through coronal loops and in-loop electron beam transport as indicated by type II and type N radio bursts A197

Yingli Cui, Xiangliang Kong, Zhentong Li, Bing Wang, Yadan Duan, Ze Zhong, Hao Ning, Zhao Wu, Manqing Wang, Yang Liu et al. (5 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555230

Open Access

The magnetic origin of the outer boundaries of sunspots A218

Markus Schmassmann, Nazaret Bello González, Jan Jurčák and Rolf Schlichenmaier

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558127

Open Access

A decade of solar high-fidelity spectroscopy and precise radial velocities from HARPS-N A231

X. Dumusque, K. Al Moulla, M. Cretignier, N. Buchschacher, D. Segransan, D. F. Phillips, L. Affer, S. Aigrain, A. Anna John, A. S. Bonomo et al. (46 more)

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557132

Open Access

Active regions and the large-scale magnetic field of solar cycle 24 A235

Ismo Tähtinen, Timo Asikainen and Kalevi Mursula

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557466

Open Access

Can the meridional flow variations explain the observed rising and declining phase asymmetry in the solar cycle? A282

Soumitra Hazra, Allan Sacha Brun and Laurene Jouve

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557338

Open Access

Spectral signatures of bright grains determine chromospheric heating A306

Elias R. Udnæs and Tiago M. D. Pereira

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557741

Open Access

Flux rope formation through flux cancellation of sheared coronal arcades in a 3D convectively driven MHD simulation A350

S. V. Furuseth and G. Aulanier

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554242

Open Access

Proton acceleration during the interaction of a coronal-mass-ejection-driven shock and a current sheet A356

Xingyu Zhu, Liu Yang, Lingling Zhao, Gary P. Zank, Chuanpeng Hou, Ashok Silwal and Nibuna S. M. Subashchandar

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556851

Open Access

CLEAN and multiscale CLEAN for STIX in Solar Orbiter A360

Miriana Catalano, Anna Volpara, Paolo Massa, Michele Piana and Anna Maria Massone

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557119

Open Access

Active chromospheric fibril singularity - Coordinated observations from Solar Orbiter, SST, and IRIS A369

Reetika Joshi, Luc Rouppe van der Voort, Guillaume Aulanier, Sanja Danilovic, Avijeet Prasad, Carlos J. Díaz Baso, Daniel Nóbrega-Siverio, Nicolas Poirier and Daniele Calchetti

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556666

Open Access

STIX observation of chromospheric evaporation A379

K. Mikuła, T. Mrozek and K. Kułaga

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555337

Planets, planetary systems, and small bodies

Open Access

Enriched volatiles and refractories but deficient titanium on the day-side atmosphere of WASP-121b revealed by JWST/NIRISS A2

S. Pelletier, L.-P. Coulombe, J. Splinter, B. Benneke, R. J. MacDonald, D. Lafrenière, N. B. Cowan, R. Allart, E. Rauscher, R. C. Frazier et al. (14 more)

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556985

Open Access

Resolving the terrestrial planet-forming region of HD 172555 with ALMA - I. Post-impact dust distribution A4

Z. Roumeliotis, L. Matrà, G. M. Kennedy, S. Marino, K. Y. L. Su, D. J. Wilner, M. C. Wyatt and A. P. Jackson

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557986

Open Access

Disk Evolution Study Through Imaging of Nearby Young Stars (DESTINYS): V721 CrA and BN CrA have wide and structured disks in the polarised infrared A16

G. Columba, E. Rigliaco, R. Gratton, C. Ginski, A. Garufi, M. Benisty, S. Facchini, R. G. van Holstein, Á. Ribas, J. Williams and A. Zurlo

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556331

Open Access

A transiting hot Jupiter with two outer siblings orbiting an intermediate-mass post-main-sequence star A20

Y. Reinarz, M. I. Jones, R. Brahm, N. Espinoza, M. Tala Pinto, T. Trifonov, A. Jordán, L. Acuña-Aguirre, T. Henning, F. I. Rojas et al. (8 more)

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557200

Open Access

Geminids are initially cracked by atmospheric thermal stress A26

Tomáš Henych, Jiří Borovička, David Čapek, Vlastimil Vojáček, Pavel Spurný, Pavel Koten and Lukáš Shrbený

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557701

Open Access

Heavy-element-enriched atmospheres and where they are born A30

Barry O’Donovan and Bertram Bitsch

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556898

Highlight

Open Access

Pre-perihelion evolution of the NiI/FeI abundance ratio in the coma of the interstellar comet 3I/ATLAS: From extreme to normal A43

Damien Hutsemékers, Jean Manfroid, Emmanuël Jehin, Cyrielle Opitom, Rohan Rahatgaonkar, Michele Bannister, Juan Pablo Carvajal, Rosemary Dorsey, Aravind Krishnakumar, Baltasar Luco et al. (2 more)

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557484

Open Access

How internal structure shapes the metallicity of giant exoplanets A50

Lorenzo Peerani, Saburo Howard and Ravit Helled

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557645

Open Access

Further constraints on Jupiter’s primordial structure A51

H. Knierim, K. Batygin, R. Helled, L. Morf and F. C. Adams

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556984

Open Access

ExoplaNeT accRetion mOnitoring sPectroscopic surveY (ENTROPY) - II. Time series of Balmer line profiles of Delorme 1(AB)b A57

Dorian Demars, Mickaël Bonnefoy, Catherine Dougados, Gayathri Viswanath, Simon C. Ringqvist, Markus Janson, Yuhiko Aoyama, Thanawuth Thanathibodee, Gabriel-Dominique Marleau, Carlo F. Manara et al. (7 more)

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202554644

Open Access

Coexistence of coagulation and streaming instabilities in protoplanetary disks A67

Arnaud Pierens, Thomas Collin-Dufresne, Min-Kai Lin and Emmanuel DiFolco

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558040

Open Access

TESS phase curve of ultra-hot Jupiter WASP-189 b A75

J. A. Patel, D. Kitzmann, A. Brandeker, T. G. Wilson, A. Deline, M. Lendl and V. Singh

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557139

Open Access

The quest for Magrathea planets - II. Orbital stability of exoplanets formed around double white dwarfs A96

Arianna Nigioni, Diego Turrini, Camilla Danielski, Danae Polychroni and John E. Chambers

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452890

Open Access

Spectroscopic characterization of LOFAR radio-emitting M dwarfs A98

E. Koo, G. Stefansson, R. D. Kavanagh, M. Delamer, S. Mahadevan, J. R. Callingham, H. Vedantham, P. Robertson, D. Bruijne, C. F. Bender et al. (13 more)

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556483

Open Access

Juno radio occultations reveal the structure of Jupiter's cold northern polar vortex A109

Maria Smirnova, Eli Galanti, Leigh N. Fletcher, Dustin R. Buccino, Glenn S. Orton, Andrea Caruso, Matteo Fonsetti, Paolo Tortora, Paul G. Steffes, Scott J. Bolton and Yohai Kaspi

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556819

Open Access

HST pre-imaging of a free-floating planet candidate microlensing event A110

Mateusz Kapusta, Przemek Mróz, Yoon-Hyun Ryu, Andrzej Udalski, Szymon Kozłowski, Sean Terry, Michał K. Szymański, Igor Soszyński, Paweł Pietrukowicz, Radosław Poleski et al. (26 more)

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555863

Open Access

Astrometric Reconnaissance of Exoplanetary Systems (ARES) - I. Methodology validation with HST point-source images of Proxima Centauri A112

M. Libralato, L. R. Bedin and A. Burgasser

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557737

Open Access

Response of Venusian plasma environment to the interplanetary coronal mass ejections on 5 November 2011: A magnetohydrodynamics simulation study A118

Jinshu Cai, Tong Dang, Jiuhou Lei, Binzheng Zhang, Zhonghua Yao, Junjie Chen, Xiaohang Xu, Sudong Xiao and Tielong Zhang

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555227

Open Access

Planetary architectures under the influence of a stellar binary A121

M. Ávila-Bravo, C. Charalambous and C. Aguilera-Gómez

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557225

Open Access

Elemental abundance pattern and temperature inversion on the dayside of HAT-P-70b observed with CARMENES and PEPSI A126

B. Guo, F. Yan, Th. Henning, L. Nortmann, M. Stangret, D. Cont, E. Pallé, D. Shulyak, K. G. Strassmeier, I. Ilyin et al. (18 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557869

Open Access

Stellar chemistry and planet size: Insights from GALAH DR4 A137

N. Sussholz, S. Zucker, R. Helled and D. Bashi

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556540

Open Access

Influence of the Martian crustal magnetic fields on oxygen ion escape at Mars A156

Jingyi Zhou, Kaijun Liu, Riku Jarvinen, Esa Kallio, Kun Cheng, Yuxi Chen, Yuqi Liu and Mengmeng Wang

Published online: 10 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556674

Open Access

Accelerating exoplanet climate modelling - A machine learning approach to complement 3D general circulation model grid simulations A157

Alexander Plaschzug, Amit Reza, Ludmila Carone, Sebastian Gernjak and Christiane Helling

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555631

Open Access

A super-Earth orbiting the early-M dwarf GJ7 A166

M. R. Zapatero Osorio, H. Tabernero, A. Suárez Mascareño, S. Sousa, E. Pallé, C. Lovis, B. Lavie, N. Nari, A. Sozzetti, F. Pepe et al. (14 more)

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202449545

Open Access

Refractive indices of photochemical haze analogs for Solar System and exoplanet applications: A cross-laboratory comparative study between the PAMPRE and COSmIC experimental setups A167

T. Drant, E. Sciamma-O’Brien, L. Jovanovic, Z. Perrin, L. Maratrat, L. Vettier, E. Garcia-Caurel, J.-B. Brubach, D. H. Wooden, T. L. Roush et al. (2 more)

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555916

Open Access

Towards an agnostic algorithm for sampling empirical structure models - The case of Uranus and Neptune A170

Stefano Wirth, Luca Morf and Ravit Helled

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557605

Open Access

Starlight-driven flared-staircase geometry in radiation hydrodynamic models of protoplanetary disks A198

Prakruti Sudarshan, Mario Flock, Alexandros Ziampras, David Melon Fuksman and Tilman Birnstiel

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556928

Open Access

The vertical profile of the northern Io footprint auroral emission in the far-ultraviolet from Juno - Variability and energy spectrum of the precipitating electrons A205

A. Moirano, B. Bonfond, G. Sicorello, J. Vinesse, J. Szalay, V. Hue, B. Benmahi, D. Grodent, L. A. Head, J.-C. Gérard et al. (4 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557463

Open Access

ExoNAMD: Leveraging the spin–orbit angle to constrain the dynamics of multi-planet systems A222

A. Bocchieri, J. Zak and D. Turrini

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557279

Open Access

Coordinated space-and ground-based monitoring of accretion bursts in a protoplanetary disc: The orbital and accretion properties of DQ Tau A228

Hala Alqubelat, Carlo F. Manara, Justyn Campbell-White, Monika G. Petr-Gotzens, Benjamin M. Tofflemire, Andrea Banzatti, Enrico Ragusa, Emma T. Whelan, Guillaume Bourdarot, Catherine Dougados et al. (2 more)

Published online: 16 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557425

Open Access

Achondrites in meteor data: Spectra, dynamics, and physical properties of candidate aubrite and eucrite impactors A247

P. Matlovič, A. Pisarčíková, V. Pazderová, T. Vörös, F. Hlobik, H. A. R. Devillepoix, J. Borovička, M. Paprskárová, S. E. Deam, J. Tóth et al. (3 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558248

Open Access

Impact risk from the circumsolar dust ring on Venus’s orbit A254

Ariane Courtot and Mark Millinger

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555269

Open Access

Observations of counter-streaming ions in and around the diamagnetic cavity of comet 67P A258

X.-T. Yun, G. Stenberg Wieser, H. Nilsson, S. Bergman, S. Fu and B. Ni

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557711

Open Access

Development of a C/H/O/N/S chemical network: Experimental benchmark, application to exoplanets, and identification of key C/S coupling pathways A260

R. Veillet, O. Venot, B. Sirjean, F. Citrangolo Destro, R. Fournet, A. Al-Refaie, E. Hébrard, P.-A. Glaude and R. Bounaceur

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555595

Open Access

The bulk metal content of WASP-80 b from joint interior-atmosphere retrievals - Breaking degeneracies and exploring biases with panchromatic spectra A263

L. Acuña-Aguirre, L. Kreidberg, P. Mollière and N. Bachmann

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556519

Open Access

Enhanced detection limits in the SHINE F150 survey through the regime switching model - Optimizing thresholds and investigating environmental noise A275

M. Sabalbal, O. Absil, C.-H. Dahlqvist and P. Delorme

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555206

Open Access

Origin of asteroid (469219) Kamo‘oalewa: The main asteroid belt or the Giordano Bruno crater on the Moon? A276

Marco Fenucci, Bojan Novaković, Mikael Granvik and Pengfei Zhang

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202558680

Open Access

NIRPS tightens the mass estimate of GJ 3090 b and detects a planet near the stellar rotation period A278

Pierrot Lamontagne, Drew Weisserman, Charles Cadieux, David Lafrenière, Alexandrine L’Heureux, Mykhaylo Plotnykov, Léna Parc, Atanas K. Stefanov, Leslie Moranta, René Doyon et al. (141 more)

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556887

Open Access

Self-gravity in thin protoplanetary discs - I. The smoothing-length approximation versus the exact self-gravity Kernel A279

S. Rendon Restrepo, T. Rometsch, U. Ziegler and O. Gressel

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555989

Open Access

Where does the simplified stellar contamination model fail in exoplanet transmission spectroscopy? A281

V. Y. D. Sumida, R. Estrela, M. Swain and A. Valio

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556358

Open Access

Imaging the LkCa 15 system in polarimetry and total intensity without self-subtraction artefacts A312

C. Swastik, Z. Wahhaj, M. Benisty, S. Arora, C. Ginski, B. B. Ren, R. G. van Holstein, R. de Rosa, R. K. Banyal and R. Tazaki

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202449743

Open Access

Towards a global model for planet formation in layered MHD wind-driven discs - A population synthesis approach to investigate the impact of low viscosity and accretion layer thickness A335

Jesse Weder and Christoph Mordasini

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557262

Open Access

Time-resolved X-ray spectra of Proxima Centauri as seen by XMM-Newton A349

A. Damonte, I. Pillitteri, A. Maggio, A. García Muñoz and G. Micela

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557125

Press Release

Open Access

Tidal disruptions of rubble piles: The case of Phobos A353

H. Agrusa and P. Michel

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557988

Open Access

A generalized dipole-segment model for the gravitational field of elongated bodies A355

A. K. de Almeida Jr., A. F. S. Ferreira, L. B. T. Santos, F. Monteiro, A. Amarante, E. Tresaco, D. M. Sanchez, C. Gomes and A. F. B. A. Prado

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557978

Open Access

Erratum

Pebble-driven migration of low-mass planets in the 2D regime of pebble accretion (Corrigendum) C1

O. Chrenko, R. O. Chametla, F. S. Masset, C. Baruteau and M. Brož

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202658886e

Celestial mechanics and astrometry

Open Access

Dynamical constraints on the S2 (S0-2) star possible companions A63

Rodrigo P. Silva, Alexandre C. M. Correia, Tjarda C. N. Boekholt and Paulo J. V. Garcia

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556945

Open Access

Blazars define a stable celestial reference frame A342

N. J. Secrest and S. Lambert

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556690

Atomic, molecular, and nuclear data

Open Access

Calculated oscillator strengths and transition probabilities of singly ionised nickel (Ni II) A120

Christian P. Clear, Peter Uylings and Ton Raassen

Published online: 05 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557443

Open Access

Fine and hyperfine (de-)excitation of C₄H (X²Σ⁺) by collisions with He at low temperatures A187

Bilel Mehnen, Hamza Hendaoui, Driss Ben Abdallah and Majdi Hochlaf

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556913

Astronomical instrumentation

Open Access

Lossless compression of simulated radio interferometric visibilities A68

A. R. Offringa and R. J. van Weeren

Published online: 30 January 2026

DOI: https://doi.org/10.1051/0004-6361/202557822

Catalogs and data

Open Access

Millimeter-wave observations of Euclid Deep Field South using the South Pole Telescope - A data release of temperature maps and catalogs A17

M. Archipley, A. Hryciuk, L. E. Bleem, K. Kornoelje, M. Klein, A. J. Anderson, B. Ansarinejad, M. Aravena, L. Balkenhol, P. S. Barry et al. (101 more)

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202555798

Open Access

Searching for ultra-diffuse galaxies in the Dark Energy Survey using an object-detection algorithm A35

Yiping Su, Zhenping Yi, Sihan Li, Meng Liu, Xiaoming Kong, Yude Bu and Dong Li

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556863

Open Access

The PHANGS-MUSE/HST-Hα nebulae catalogue - Parsec-scale resolved structure, physical conditions, and stellar associations across nearby galaxies A95

A. T. Barnes, R. Chandar, K. Kreckel, F. Belfiore, D. Pathak, D. Thilker, A. K. Leroy, B. Groves, S. C. O. Glover, R. McClain et al. (31 more)

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555751

Open Access

A survey for radio pulsars and transients in the 10 pc region around Sgr A* A113

G. Desvignes, R. P. Eatough, Y. P. Men, F. Abbate, R. Karuppusamy, M. Kramer, K. Liu, L. Shao, P. Torne and R. S. Wharton

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556381

Open Access

The SRG/eROSITA all-sky survey: Hard X-ray selected active galactic nuclei A144

S. G. H. Waddell, J. Buchner, K. Nandra, M. Salvato, A. Merloni, I. Gauger, Th. Boller, R. Seppi, J. Wolf, T. Liu et al. (5 more)

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202449408

Open Access

EROS light-curve database A189

C. Afonso, J.-N. Albert, R. Ansari, E. Aubourg, J.-P. Beaulieu, T. Blaineau, C. Coutures, F. Derue, J.-F. Glicenstein, B. Goldman et al. (12 more)

Published online: 12 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557321

Open Access

Selection and characterisation of the M dwarf targets in the PLATO Input Catalogue A207

L. Prisinzano, M. Montalto, G. Piotto, P. M. Marrese, S. Marinoni, V. Nascimbeni, V. Granata, J. Cabrera, K. Belkacem, M. Deleuil et al. (26 more)

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557757

Open Access

Catalog of ¹³CO clumps from FUGIN in the Milky Way at l = 10°–50° A242

Sheng Zheng, Xuejiao Pan, James Stuart Urquhart, Xiaoyu Luo, Yao Huang, Zhibo Jiang, Zhiwei Chen, Shuguang Zeng, Xiangyun Zeng and Junjie Zhang

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452293

Open Access

Gaia-VVVX search for M-type variable stars in young nearby open clusters A251

D. Minniti, M. López, J. Alonso-García, M. Cortés-Contreras, P. Cruz, J. G. Fernández-Trincado, R. K. Saito, V. Fermiano, J. Borissova, C. Cáceres et al. (14 more)

Published online: 17 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557081

Open Access

Pulsars identified in the LOFAR Two-metre Sky Survey at 144 MHz A259

G. A. C. Rijkers, C. G. Bassa, J. R. Callingham and T. Shimwell

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557471

Open Access

A catalog to unite them all: REGALADE, a revised galaxy compilation for the advanced detector era A284

Hugo Tranin, Nadejda Blagorodnova, Marco A. Gómez-Muñoz, Maxime Wavasseur, Paul J. Groot, Lloyd Landsberg, Fiorenzo Stoppa, Steven Bloemen, Paul M. Vreeswijk, Daniëlle L. A. Pieterse et al. (3 more)

Published online: 18 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556896

Open Access

A near-infrared stellar atlas of the Galactic plane from the VVVX survey A301

Javier Alonso-García, Maren Hempel, Roberto K. Saito, Dante Minniti, Nicholas J. G. Cross, Jorge Anais, Jura Borissova, Márcio Catelan, José G. Fernández-Trincado, Elisa R. Garro et al. (5 more)

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557979

Open Access

The Gothard Observatory Synthetic Stellar Photometry Database A318

József Kovács, Szabolcs Mészáros, Beáta Harmati, Borbála Cseh, Viola Hegedűs, Gyula M. Szabó, László Szigeti, Blanka Világos and Aliz Derekas

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557685

Open Access

The ANDICAM-SOFI Near-infrared and Optical type Ia Supernova (ASNOS) sample: Description and data release A348

Kim Phan, Lluís Galbany, Tomás E. Müller-Bravo, Subhash Bose, Christopher R. Burns, Maximilian D. Stritzinger, Camilla T. G. Sørensen, Chris Ashall, Francisco J. Castander, Cristina Jiménez Palau et al. (6 more)

Published online: 25 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556113

Numerical methods and codes

Open Access

SPT-GloCal: Enhancing [O/Fe] and [Mg/Fe] determinations in metal-poor stars with UV-extended low-resolution CSST spectra A12

Mengmeng Zhang, Yude Bu, Jianrong Shi, Hongliang Yan, Jingzhen Sun, Jiangchuan Zhang, Ke Wang, Yuhang Zhang, Shanshan Li, Siqi Wang et al. (3 more)

Published online: 28 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556476

Open Access

Using multi-task learning to determine gas-phase metallicity of star-forming galaxies A22

Li-Li Wang, Jia-Bao Feng and Guang-Jun Yang

Published online: 29 January 2026

DOI: https://doi.org/10.1051/0004-6361/202556460

Open Access

An efficient spectral Poisson solver for the NIRVANA-III code: The shearing box case with vertical vacuum boundary conditions A65

S. Rendon Restrepo and O. Gressel

Published online: 02 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557659

Open Access

Optimized smoothing kernels for smoothed particle hydrodynamics A73

Robert Wissing, Thomas Quinn, Ben Keller, James Wadsley and Sijing Shen

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556909

Open Access

Accelerating the CLEAN algorithm of radio interferometry with convex optimization A77

Hendrik Müller, Mingyu Hsieh and Sanjay Bhatnagar

Published online: 03 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555356

Open Access

The Modular Computational Simulation Interface (MoCSI) code - I. Thermophysical model for investigating surface environments of small bodies A104

C. Schuckart, B. Aussel, T. Rückriemen-Bez, C. Güttler and B. Gundlach

Published online: 04 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557178

Open Access

Predicting large-scale cosmological structure evolution with generative adversarial network-based autoencoders A124

Marion Ullmo, Nabila Aghanim, Aurélien Decelle and Miguel Aragon-Calvo

Published online: 09 February 2026

DOI: https://doi.org/10.1051/0004-6361/202449845

Open Access

New methods to improve the decontamination of slitless spectra A180

M. Bella, S. Hosseini, T. Contini and H. Saylani

Published online: 11 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557144

Open Access

Dynamical evolution of massless particles in star clusters with NBODY6++GPU-MASSLESS - II. The long-term evolution of free-floating comets A219

Francesco Flammini Dotti, Mattheus Bartholomeus Nicolaas Kouwenhoven, Kai Wu, Abbas Askar, Peter Berczik, Mirek Giersz, Rainer Spurzem and Ian Dobbs-Dixon

Published online: 13 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557334

Open Access

Bayesian multiband imaging of SN1987A in the Large Magellanic Cloud with SRG/eROSITA A229

Vincent Eberle, Matteo Guardiani, Margret Westerkamp, Philipp Frank, Michael Freyberg, Mara Salvato and Torsten Enßlin

Published online: 19 February 2026

DOI: https://doi.org/10.1051/0004-6361/202452669

Open Access

Event types in H.E.S.S.: A combined analysis for different telescope types and energy ranges A291

Rodrigo Guedes Lang, Tim Unbehaun, Lars Mohrmann, Simon Steinmassl, Jim Hinton and Stefan Funk

Published online: 20 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557730

Open Access

Predicting stellar collision outcomes for main sequence stars A315

Pau Amaro Seoane

Published online: 23 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557238

Open Access

Closing the evidence gap: reddemcee, a fast adaptive parallel tempering sampler - Next-generation ladder adaptation and evidence estimators for parallel tempering A323

Pablo A. Peña R and James S. Jenkins

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202556609

Open Access

Multi-band neural network classification of ZTF light curves as LSST proxies A346

T. Szklenár, A. Bódi and R. Szabó

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202555462

Open Access

Optimising gravitational-wave sky maps for pulsar timing arrays A352

Kathrin Grunthal, David J. Champion, Eric Thrane, Rowina S. Nathan, Michael Kramer and Matthew T. Miles

Published online: 24 February 2026

DOI: https://doi.org/10.1051/0004-6361/202557896

Astronomy & Astrophysics

Volume 706 (February 2026)

Solar Orbiter First Results (Nominal Mission Phase)

Initial radiometric calibration of the HRIEUV telescope of the EUI instrument on board Solar Orbiter A269

Letters to the Editor

Direct imaging of mass transfer and circumcompanion structures in π1 Gru with VLTI/MATISSE L1

The massive hot subdwarf binary LAMOST J065816.72+094343.1 L2

Quiet, but not silent - The X-ray activity of the Maunder minimum star HD 166620 L3

Identification of solid N2O in interstellar ices using open JWST data L4

Extra modes in helium-core-burning stars probing an infra core cavity L5

First direct electron temperature measurement in [O II] zone in I Zw 18 L6

Not just gas: How solids-driven torques shaped the migration of the Galilean moons L7

Discovery of a soft X-ray lag in the tidal disruption event AT2021ehb L8

The dynamically hazardous asteroid 2025 TV10 - A new co-orbital asteroid of Venus L9

Discovery of 1H-cyclopent[cd]indene (c-C11H8) in TMC-1 with the QUIJOTE line survey: A new three-ringed polycyclic aromatic hydrocarbon L10

Does the solar oxygen abundance change over the solar cycle? - An investigation into activity-induced variations in the O I infrared triplet L11

Time delays for the quadruply lensed QSO GraL J1651-0417 based on ZTF light curves L12

How supermassive black holes shape central entropies in galaxy clusters L13

The CO snow line favours strong clumping by the streaming instability in protoplanetary discs with porous grains L14

Discovery of crested quasi-periodic eruptions following the most luminous SRG/eROSITA tidal disruption event L15

Juno’s high-spatial-resolution ultraviolet observations of Ganymede’s auroral patches - Constraints on the magnetospheric source region L16

The Tarantula massive binary monitoring - VII. The nature of the eccentric O + BH binary candidate VFTS 812 L17

Comparing simulated and observed particle energy distributions through magnetic reconnection in Earth’s magnetotail L18

Dynamical mass of a solar-like oscillator at the main sequence turnoff from Gaia astrometry and ground-based spectroscopy L19

Model selection with the Pantheon+ Type Ia supernova sample L20

Coherent bulk motions in a weakly turbulent merging Coma cluster L21

Astrophysical processes

Constraining the nature of the most extreme Galactic particle accelerator - H.E.S.S. observations of the microquasar V4641 Sgr A8

Statistics of the projected angles between the black-hole spin and the host-galaxy rotation axes from NewHorizon A19

Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations A27

Impact of magnetic field gradients on the development of the magneto-rotational instability - Applications to binary neutron star mergers and protoplanetary disks A37

Curved space-time corrections to Faraday rotation in magnetized plasmas far from Schwarzschild black holes A38

Formation pathways and detectability of interstellar C2HNO-bearing molecules A49

Detection of low-luminosity X-ray pulsations from the accreting millisecond pulsar IGR J17511−3057: An ever-thinning thread between bright accretion and subluminous states A52

PSR J0537–6910: Exponential recoveries detected for 12 glitches A61

Parameterisation of the interactions of waves and zonal flows taking the full Coriolis acceleration into account - The necessity of going beyond the traditional approximation in the sub-inertial regime and in weakly stratified regions A71

Rethinking mass transfer: A unified semianalytical framework for circular and eccentric binaries - I. Orbital evolution due to conservative mass transfer A79

What can cosmic-ray knees reveal about source populations? A101

Mini-supernovae from white dwarf–neutron star mergers: Viewing-angle-dependent spectra and light curves A106

Lighting up the nanohertz gravitational wave sky: Opportunities and challenges of multimessenger astronomy with pulsar timing array experiments A115

Looking for observational signatures of early binary black hole systems A117

The environment of TeV halo progenitors A140

Clues to the photosphere emission origin of gamma-ray burst polarization A142

Afterglow linear polarization signatures from steep GRB jets: Implications for orphan afterglows A145

The core-shift of Sagittarius A* as a discriminant between disk and jet emission models with millimeter very long baseline interferometry A151

Main and inter-pulse interaction in PSRs J1842+0358 and J1926+0737: evidence of inter-pole communication A160

Long-term evolution of cyclotron resonant scattering features in the accreting pulsar Vela X-1: A pulse-to-pulse approach A175

Photometric and spectroscopic variability of the blue supergiant ρ Leo A200

Flashing fast: Characterising the 2025 outburst of MAXI J1957+032 A204

Black-hole X-ray binary Swift J1727.8–1613 shows simultaneous Type-B and Type-C quasiperiodic oscillations across the hard-intermediate and soft-intermediate states A208

Multi-wavelength emission in resistive pulsar magnetospheres A215

X-ray and radio observations of the AMXP MAXI J1957+032 covering the 2022–2025 outbursts A226

The Jeans criterion for hydrostatic and infalling gas A238

XMM-Newton multi-year campaign on NGC 55 ULX-1 - Resolving the wind and its variability with RGS A266

Three-equation turbulent convection models in classical variables A267

Large-scale radio bubbles around the black hole transient V4641 Sgr A283

The role of distant pulsars in the detectability of continuous gravitational waves A299

The Nucleated Atomistic Grain Growth Simulator (NAGGS): application to the size-dependent structural and physical properties of nanosilicate dust A303

Non-synchronous rotation in massive binary systems - III. Characterizing five binary systems with fast-rotating OB Stars A311

Double-hump spectrum, pulse profile dip, and pulsed fraction spectra from the low-accretion regime in the X-ray pulsar MAXI J0655-013 A321

Probing accretion dynamics and spin evolution in the X-ray pulsar RX J0520.5–6932 during its 2024 outburst A322

Moonlit sky polarization patterns from Cerro Paranal A325

Hillas meets Eddington: The case for blazars as ultra-high-energy neutrino sources A351

Rethinking mass transfer: A unified semianalytical framework for circular and eccentric binaries - II. Orbital evolution due to nonconservative mass transfer A357

Investigating the emission signatures of pulsar halo candidate HESS J1813-126 A378

Cosmology (including clusters of galaxies)

Foreground removal in HI 21 cm intensity mapping under frequency-dependent beam distortions A3

In medio stat virtus: Enrichment history in poor galaxy clusters A13

Generative models of 21 cm Epoch of Reionisation lightcones with 3D scattering transforms A15

The eventful life journey of galaxy clusters - II. Impact of mass accretion on the thermodynamic structure of the ICM A23

Efficient modeling of Lyman-α opacity fluctuations during the late reionization epoch A36

Zooming in on cluster radio relics - I. How density fluctuations explain the Mach number discrepancy, microgauss magnetic fields, and spectral index variations A39

The invariance of group occupation across the cosmic web A42

From redshift to real space: Combining linear theory with neural networks A45

Sensitivity of the redshifted 21 cm signal from the Dark Ages to parameters of primordial magnetic fields A48

Cosmological zoom-in simulation of odd radio circles as merger-driven shocks in galaxy groups A80

Euclid: Early Release Observations – A combined strong and weak lensing solution for Abell 2390 beyond its virial radius A83

Chemical composition and enrichment of the Centaurus cluster core seen by XRISM/Resolve A86

Extending the cosmic distance ladder two orders of magnitude with strongly lensed Cepheids, carbon AGB stars, and RGB stars A119

Intrinsic alignments of galaxies in multiple projections A148

Initial radiometric calibration of the HRI_EUV telescope of the EUI instrument on board Solar Orbiter A269

Direct imaging of mass transfer and circumcompanion structures in π¹ Gru with VLTI/MATISSE L1

Identification of solid N₂O in interstellar ices using open JWST data L4

The dynamically hazardous asteroid 2025 TV₁₀ - A new co-orbital asteroid of Venus L9

Discovery of 1H-cyclopent[cd]indene (c-C₁₁H₈) in TMC-1 with the QUIJOTE line survey: A new three-ringed polycyclic aromatic hydrocarbon L10

Formation pathways and detectability of interstellar C₂HNO-bearing molecules A49

The redshift and X-ray photon index evolutionary L_X-L_UV relations of quasars A337