Astronomy & Astrophysics (A&A)

Volume 707 (March 2026)
(in progress)

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β Pic submicro-arcsecond astrometry with GRAVITY+ (GRAVITY+ Collaboration, 2026, A&A, 707, A115)

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Latest special issuesAll

Euclid Quick Data Release (Q1) (in progress)
Solar Orbiter First Results (Nominal Mission Phase)
ZTF SN Ia DR2

Open Access

Eccentric and cool: A high-spectral-resolution view of 51 Eri b with VLT/HiRISE

A. Denis, A. Vigan, G. Chauvin, A. Lacquement, H. Beust, M. Ravet, J. Costes, A. Radcliffe, S. Martos, W. Balmer et al. (28 more)

A&A, 707 (2026) L13

Published online: 13 March 2026
Open Access

First Sardinia Radio Telescope detection of the Sunyaev-Zel’dovich effect at 18.6 GHz

S. Cocchi, F. Loi, M. Murgia, P. Marchegiani, V. Vacca, F. Govoni, F. Gandossi and G. Rodighiero

A&A, 707 (2026) L14

Published online: 13 March 2026
Open Access

Chemical evolution and kilonova implications of post-merger accretion disk winds

Agnieszka Janiuk, Joseph Saji and Gerardo Urrutia

A&A, 707 (2026) A307

Published online: 13 March 2026
Open Access

Origin of radio polarization in pulsar polar caps

Jan Benáček, Axel Jessner, Martin Pohl, Tatiana Rievajová and Lucy S. Oswald

A&A, 707 (2026) A316

Published online: 13 March 2026
Open Access

Early growth of massive black holes in dynamical dark energy models with negative cosmological constant

N. Menci, M. Castellano, P. Mukherjee, D. Roberts, P. Santini, A. A. Sen and F. Shankar

A&A, 707 (2026) A300

Published online: 13 March 2026
Open Access

The connection between dusty star-forming galaxies and the first massive quenched galaxies

Pablo Araya-Araya, Rachel K. Cochrane, Laerte Sodré Jr., Robert M. Yates, Christopher C. Hayward, Marcel P. van Daalen, Marcelo C. Vicentin, Bitten Gullberg and Francesco Valentino

A&A, 707 (2026) A305

Published online: 13 March 2026
Open Access

WLM: Dynamics of an isolated dwarf irregular galaxy under ram pressure in the Local Group

Neel Kolhe, Francois Hammer, Yanbin Yang, Brenda Namumba, Laurent Chemin, Philippe Amram, Roger Ianjamasimanana and Claude Carignan

A&A, 707 (2026) A309

Published online: 13 March 2026
Open Access

A multi-wavelength approach to AGNs feedback in low ionisation nuclear emission-line regions: The case of NGC 4438

M. Puig-Subirà, J. Moldón, I. Márquez, J. Masegosa, O. González-Martín, L. Hermosa Muñoz, S. Cazzoli and D. Williams-Baldwin

A&A, 707 (2026) A319

Published online: 13 March 2026

Most downloaded articles

2377	Highlight Free Access Medium-resolution échelle spectroscopy of the Red Square Nebula, MWC 922 N. Wehres, B. B. Ochsendorf, A. G. G. M. Tielens, N. L. J. Cox, L. Kaper, J. Bally and T. P. Snow A&A, 601 (2017) A69 Published online: 03 May 2017
1895	Planck 2018 results Open Access Planck 2018 results - III. High Frequency Instrument data processing and frequency maps Planck Collaboration, N. Aghanim, Y. Akrami, M. Ashdown, J. Aumont, C. Baccigalupi, M. Ballardini, A. J. Banday, R. B. Barreiro, N. Bartolo et al. (145 more) A&A, 641 (2020) A3 Published online: 11 September 2020
1553	Free Access Characterization of the Abydos region through OSIRIS high-resolution images in support of CIVA measurements A. Lucchetti, G. Cremonese, L. Jorda, F. Poulet, J.-P. Bibring, M. Pajola, F. La Forgia, M. Massironi, M. R. El-Maarry, N. Oklay et al. (38 more) A&A, 585 (2016) L1 Published online: 08 December 2015
1487	Planck 2018 results Free Access Planck 2018 results - VI. Cosmological parameters Planck Collaboration, N. Aghanim, Y. Akrami, M. Ashdown, J. Aumont, C. Baccigalupi, M. Ballardini, A. J. Banday, R. B. Barreiro, N. Bartolo et al. (172 more) A&A, 641 (2020) A6 Published online: 11 September 2020
1278	Planck 2018 results Free Access Planck 2018 results - I. Overview and the cosmological legacy of Planck Planck Collaboration, N. Aghanim, Y. Akrami, F. Arroja, M. Ashdown, J. Aumont, C. Baccigalupi, M. Ballardini, A. J. Banday, R. B. Barreiro et al. (185 more) A&A, 641 (2020) A1 Published online: 11 September 2020

Volume 707 (March 2026) (in progress)
1. Non-thermal filaments in the cluster Abell 2255 (De Rubeis, E., et al., 2026, A&A, 707, A49)
2. Turbulent burning in electron capture supernovae (Holas, A., et al., 2026, A&A, 707, A84)
3. A section of the Galactic plane in LoTSS-DR3 (Shimwell, T. W., et al., 2026, A&A, 707, A198)
4. β Pic submicro-arcsecond astrometry with GRAVITY+ (GRAVITY+ Collaboration, 2026, A&A, 707, A115)
See the table of contents
Volume 706 (February 2026)
1. Millimeter-selected clusters and dusty galaxies (Archipley, M., et al., 2026, A&A, 706, A17)
2. CO(2–1) velocity maps of the IRAS 04166 outflow (Tafalla, M., et al., 2026, A&A, 706, A248)
3. Bayesian imaging of LMC SN1987A components (Eberle, V., et al., 2026, A&A, 706, A229)
4. GLOSTAR–Effelsberg map of the Galaxy at 4.9 GHz (Gong, Y., et al., 2026, A&A, 706, A230)
5. Tracing the interplay between stars and gas in M33 (Feltre, A., et al., 2026, A&A, 706, A367)
6. CH and H₂O spectra constraining variations α (Muller, S., et al., 2026, A&A, 706, A365)
7. The tidal disruption of a rubble-pile Phobos (Agrusa, H. & Michel, P., 2026, A&A, 706, A353)
See the table of contents
Volume 705 (January 2026)
1. A microquasar shuts down, forming a remnant (Abaroa, L., et al., 2026, A&A, 705, L4)
2. Images zooming in on the main galaxy of the cluster (Han, S., et al., 2026, A&A, 705, A169)
3. ARKS debris discs: dust (orange) and CO gas (blue) (Marino et al., 2026, 705, A195 ; Mac Manamon et al., 2026, 705, A198 ; and the ARKS collaboration)
See the table of contents

8125	Euclid on Sky Open Access Euclid - I. Overview of the Euclid mission Euclid Collaboration, Y. Mellier, Abdurro’uf, J. A. Acevedo Barroso, A. Achúcarro, J. Adamek, R. Adam, G. E. Addison, N. Aghanim, M. Aguena et al. (1130 more) A&A, 697 (2025) A1 Published online: 30 April 2025
5142	Free Access The chemistry of C₂ and C₃ in the coma of Comet C/1995 O1 (Hale-Bopp) at heliocentric distances r_h ≥ 2.9 AU J. Helbert, H. Rauer, D. C. Boice and W. F. Huebner A&A, 442 3 (2005) 1107-1120 Published online: 14 October 2005
4644	Planck 2018 results Free Access Planck 2018 results - VI. Cosmological parameters Planck Collaboration, N. Aghanim, Y. Akrami, M. Ashdown, J. Aumont, C. Baccigalupi, M. Ballardini, A. J. Banday, R. B. Barreiro, N. Bartolo et al. (172 more) A&A, 641 (2020) A6 Published online: 11 September 2020
2973	Free Access The chemical composition of globular clusters in the Local Group S. S. Larsen, P. Eitner, E. Magg, M. Bergemann, C. A. S. Moltzer, J. P. Brodie, A. J. Romanowsky and J. Strader A&A, 660 (2022) A88 Published online: 14 April 2022
2944	Highlight Free Access Medium-resolution échelle spectroscopy of the Red Square Nebula, MWC 922 N. Wehres, B. B. Ochsendorf, A. G. G. M. Tielens, N. L. J. Cox, L. Kaper, J. Bally and T. P. Snow A&A, 601 (2017) A69 Published online: 03 May 2017

24770	Free Access The chemistry of C₂ and C₃ in the coma of Comet C/1995 O1 (Hale-Bopp) at heliocentric distances r_h ≥ 2.9 AU J. Helbert, H. Rauer, D. C. Boice and W. F. Huebner A&A, 442 3 (2005) 1107-1120 Published online: 14 October 2005
21863	Free Access A long term spectroscopic and photometric study of the old nova HR Delphini M. Friedjung, M. Dennefeld and I. Voloshina A&A, 521 (2010) A84 Published online: 25 October 2010
15010	Planck 2018 results Free Access Planck 2018 results - VI. Cosmological parameters Planck Collaboration, N. Aghanim, Y. Akrami, M. Ashdown, J. Aumont, C. Baccigalupi, M. Ballardini, A. J. Banday, R. B. Barreiro, N. Bartolo et al. (172 more) A&A, 641 (2020) A6 Published online: 11 September 2020
13150	Open Access Assessing interstellar comet 3I/ATLAS with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope R. de la Fuente Marcos, M. R. Alarcon, J. Licandro, M. Serra-Ricart, J. de León, C. de la Fuente Marcos, G. Lombardi, A. Tejero, A. Cabrera-Lavers, S. Guerra Arencibia and I. Ruiz Cejudo A&A, 700 (2025) L9 Published online: 05 August 2025
10432	Euclid on Sky Open Access Euclid - I. Overview of the Euclid mission Euclid Collaboration, Y. Mellier, Abdurro’uf, J. A. Acevedo Barroso, A. Achúcarro, J. Adamek, R. Adam, G. E. Addison, N. Aghanim, M. Aguena et al. (1130 more) A&A, 697 (2025) A1 Published online: 30 April 2025

Astronomy & Astrophysics

Latest highlightsAll

Latest volumeAll

SUBSCRIBE TO OPEN (S2O)

FEATURED IMAGE All

Latest special issuesAll

Eccentric and cool: A high-spectral-resolution view of 51 Eri b with VLT/HiRISE

First Sardinia Radio Telescope detection of the Sunyaev-Zel’dovich effect at 18.6 GHz

Chemical evolution and kilonova implications of post-merger accretion disk winds

Origin of radio polarization in pulsar polar caps

Early growth of massive black holes in dynamical dark energy models with negative cosmological constant

The connection between dusty star-forming galaxies and the first massive quenched galaxies

WLM: Dynamics of an isolated dwarf irregular galaxy under ram pressure in the Local Group

A multi-wavelength approach to AGNs feedback in low ionisation nuclear emission-line regions: The case of NGC 4438

Medium-resolution échelle spectroscopy of the Red Square Nebula, MWC 922

Planck 2018 results - III. High Frequency Instrument data processing and frequency maps

Characterization of the Abydos region through OSIRIS high-resolution images in support of CIVA measurements

Planck 2018 results - VI. Cosmological parameters

Planck 2018 results - I. Overview and the cosmological legacy of Planck

Euclid - I. Overview of the Euclid mission

The chemistry of C₂ and C₃ in the coma of Comet C/1995 O1 (Hale-Bopp) at heliocentric distances r_h ≥ 2.9 AU

Planck 2018 results - VI. Cosmological parameters

The chemical composition of globular clusters in the Local Group

Medium-resolution échelle spectroscopy of the Red Square Nebula, MWC 922

The chemistry of C₂ and C₃ in the coma of Comet C/1995 O1 (Hale-Bopp) at heliocentric distances r_h ≥ 2.9 AU

A long term spectroscopic and photometric study of the old nova HR Delphini

Planck 2018 results - VI. Cosmological parameters

Assessing interstellar comet 3I/ATLAS with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope

Euclid - I. Overview of the Euclid mission

Volume 707 (March 2026) (in progress)

Volume 706 (February 2026)

Volume 705 (January 2026)

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