Astronomy & Astrophysics (A&A)

Experimental confirmation of barrierless reactions between HeH^+ and deuterium atoms suggests a lower abundance of the first molecules at very high redshifts

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Modeling SN 1987A’s evolution over five millennia (Orlando, S., et al., 2025, A&A, 699, A305)

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Euclid on Sky
ZTF SN Ia DR2 (in progress)
Solar Orbiter First Results (Nominal Mission Phase) (in progress)

Open Access

Phase reddening of Phobos and Deimos from TGO/CaSSIS observations

G. Munaretto, M. Pajola, J. Beccarelli, G. Cremonese, A. Lucchetti, C. Re, A. Tullo, M. Almeida, M. Read, K. Mason-Piercy et al. (3 more)

A&A, 700 (2025) L1

Published online: 25 July 2025
Open Access

A gravitational acceleration model to explain the double-peaked narrow emission lines shifted in the same direction

XingQian Chen, GuiLin Liao, Qi Zheng and XueGuang Zhang

A&A, 700 (2025) L2

Published online: 25 July 2025
Open Access

Selection function of clusters in Dark Energy Survey year 3 data from cross-matching with South Pole Telescope detections

S. Grandis, M. Costanzi, J. J. Mohr, L. E. Bleem, H.-Y. Wu, M. Aguena, S. Allam, F. Andrade-Oliveira, S. Bocquet, D. Brooks et al. (45 more)

A&A, 700 (2025) A15

Published online: 25 July 2025
Open Access

The imprint of cosmic voids from the DESI Legacy Survey DR9 Luminous Red Galaxies in the Planck 2018 lensing map through spectroscopically calibrated mocks

S. Sartori, P. Vielzeuf, S. Escoffier, M. C. Cousinou, A. Kovács, J. DeRose, S. Ahlen, D. Bianchi, D. Brooks, E. Burtin et al. (24 more)

A&A, 700 (2025) A17

Published online: 25 July 2025
Open Access

Simulating nearby disc galaxies on the main star formation sequence - II. The gas structure transition in low and high stellar mass discs

Pierrick Verwilghen, Eric Emsellem, Florent Renaud, Oscar Agertz, Milena Valentini, Amelia Fraser-McKelvie, Sharon Meidt, Justus Neumann, Eva Schinnerer, Ralf S. Klessen et al. (7 more)

A&A, 700 (2025) A3

Published online: 25 July 2025
Open Access

Weak or strong: Coupling of mixed oscillation modes on the red giant branch

T. van Lier, J. Müller and S. Hekker

A&A, 700 (2025) A1

Published online: 25 July 2025
Open Access

The Northern Cross Fast Radio Burst project - V. Search for transient radio emission from Galactic magnetars

A. Geminardi, P. Esposito, G. Bernardi, M. Pilia, D. Pelliciari, G. Naldi, D. Dallacasa, R. Turolla, L. Stella, F. Perini et al. (14 more)

A&A, 700 (2025) A19

Published online: 25 July 2025
Open Access

Improving the Γ-functions method for vortex identification

Quan Xie, Jiajia Liu, Robert Erdélyi and Yuming Wang

A&A, 700 (2025) A6

Published online: 25 July 2025

Most downloaded articles

1534	Press Release Open Access Origin of the ring ellipticity in the black hole images of M87^* Rohan Dahale, Ilje Cho, Kotaro Moriyama, Kaj Wiik, Paul Tiede, José L. Gómez, Chi-kwan Chan, Roman Gold, Vadim Y. Bernshteyn, Marianna Foschi et al. (266 more) A&A, 699 (2025) A279 Published online: 10 July 2025
1218	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
1136	Open Access Formation of supermassive stars in the first stellar clusters: Dependence on the gas temperature P. A. Solar, B. Reinoso, D. R. G. Schleicher, R. S. Klessen and R. Banerjee A&A, 699 (2025) A64 Published online: 27 June 2025
691	Gaia Data Release 3 Press Release Open Access Gaia Data Release 3 - Summary of the content and survey properties Gaia Collaboration, A. Vallenari, A. G. A. Brown, T. Prusti, J. H. J. de Bruijne, F. Arenou, C. Babusiaux, M. Biermann, O. L. Creevey, C. Ducourant et al. (446 more) A&A, 674 (2023) A1 Published online: 16 June 2023
665	Free Access SDSS-based taxonomic classification and orbital distribution of main belt asteroids J. M. Carvano, P. H. Hasselmann, D. Lazzaro and T. Mothé-Diniz A&A, 510 (2010) A43 Published online: 05 February 2010

Volume 700 (August 2025) (in progress)
See the table of contents
Volume 699 (July 2025) (in progress)
1. Double radio relics in CIZA 2242+53 galaxy cluster (Lusetti, G., et al., 2025, A&A, 699, A200)
2. JWST colour-composite image of MACS J0138-2155 (Acebron, A., et al., 2025, A&A, 699, A101)
3. LOFAR-VLBI map of the radio galaxy Original TRG (De Rubeis, E., et al., 2025, A&A, 699, A229)
4. Shock deformation features of Fa50 high-Fe olivine (Tai, K., et al., 2025, A&A, 699, A84)
5. Evolution of stars and dark matter in cosmological simulations (Pascale, R., et al., 2025, A&A, 699, A31)
6. The Crab Nebula at 145 MHz and subarcsecond resolution (Arias, M., et al., 2025, A&A, 699, A319)
7. Modeling SN 1987A’s evolution over five millennia (Orlando, S., et al., 2025, A&A, 699, A305)
See the table of contents
Volume 698 (May 2025)
1. Apparent sizes of giants and dwarfs for 4 wavelengths (Hauschildt, P. H., et al., 2025, A&A, 698, A47)
2. Thermal and magnetic properties of active region 13724 (Quintero Noda, C., et al., 2025, A&A, 698, A33)
3. Structured ISM in a cosmic-ray affected galaxy (Thomas, T., et al., 2025, A&A, 698, A104)
4. X-ray emitting filament connecting galaxy cluster (Migkas, K., et al., 2025, A&A, 698, A270)
See the table of contents

8847	Press Release Open Access Origin of the ring ellipticity in the black hole images of M87^* Rohan Dahale, Ilje Cho, Kotaro Moriyama, Kaj Wiik, Paul Tiede, José L. Gómez, Chi-kwan Chan, Roman Gold, Vadim Y. Bernshteyn, Marianna Foschi et al. (266 more) A&A, 699 (2025) A279 Published online: 10 July 2025
8838	Press Release Highlight Open Access Detection of pure warm-hot intergalactic medium emission from a 7.2 Mpc long filament in the Shapley supercluster using X-ray spectroscopy K. Migkas, F. Pacaud, T. Tuominen and N. Aghanim A&A, 698 (2025) A270 Published online: 19 June 2025
3756	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
3017	Open Access Formation of supermassive stars in the first stellar clusters: Dependence on the gas temperature P. A. Solar, B. Reinoso, D. R. G. Schleicher, R. S. Klessen and R. Banerjee A&A, 699 (2025) A64 Published online: 27 June 2025
2514	Open Access The CARMENES search for exoplanets around M dwarfs - Occurrence rates of Earth-like planets around very low-mass stars A. Kaminski, S. Sabotta, J. Kemmer, P. Chaturvedi, R. Burn, J. C. Morales, J. A. Caballero, I. Ribas, A. Reiners, A. Quirrenbach et al. (17 more) A&A, 696 (2025) A101 Published online: 08 April 2025

12007	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
8847	Press Release Open Access Origin of the ring ellipticity in the black hole images of M87^* Rohan Dahale, Ilje Cho, Kotaro Moriyama, Kaj Wiik, Paul Tiede, José L. Gómez, Chi-kwan Chan, Roman Gold, Vadim Y. Bernshteyn, Marianna Foschi et al. (266 more) A&A, 699 (2025) A279 Published online: 10 July 2025
8838	Press Release Highlight Open Access Detection of pure warm-hot intergalactic medium emission from a 7.2 Mpc long filament in the Shapley supercluster using X-ray spectroscopy K. Migkas, F. Pacaud, T. Tuominen and N. Aghanim A&A, 698 (2025) A270 Published online: 19 June 2025
6082	Press Release Open Access Deep learning inference with the Event Horizon Telescope - I. Calibration improvements and a comprehensive synthetic data library M. Janssen, C.-k. Chan, J. Davelaar, I. Natarajan, H. Olivares, B. Ripperda, J. Röder, M. Rynge and M. Wielgus A&A, 698 (2025) A60 Published online: 06 June 2025
5872	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

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FEATURED IMAGE All

Latest special issuesAll

Phase reddening of Phobos and Deimos from TGO/CaSSIS observations

A gravitational acceleration model to explain the double-peaked narrow emission lines shifted in the same direction

Selection function of clusters in Dark Energy Survey year 3 data from cross-matching with South Pole Telescope detections

The imprint of cosmic voids from the DESI Legacy Survey DR9 Luminous Red Galaxies in the Planck 2018 lensing map through spectroscopically calibrated mocks

Simulating nearby disc galaxies on the main star formation sequence - II. The gas structure transition in low and high stellar mass discs

Weak or strong: Coupling of mixed oscillation modes on the red giant branch

The Northern Cross Fast Radio Burst project - V. Search for transient radio emission from Galactic magnetars

Improving the Γ-functions method for vortex identification

Origin of the ring ellipticity in the black hole images of M87^*

Planck 2018 results - VI. Cosmological parameters

Formation of supermassive stars in the first stellar clusters: Dependence on the gas temperature

Gaia Data Release 3 - Summary of the content and survey properties

SDSS-based taxonomic classification and orbital distribution of main belt asteroids

Origin of the ring ellipticity in the black hole images of M87^*

Detection of pure warm-hot intergalactic medium emission from a 7.2 Mpc long filament in the Shapley supercluster using X-ray spectroscopy

Planck 2018 results - VI. Cosmological parameters

Formation of supermassive stars in the first stellar clusters: Dependence on the gas temperature

The CARMENES search for exoplanets around M dwarfs - Occurrence rates of Earth-like planets around very low-mass stars

Planck 2018 results - VI. Cosmological parameters

Origin of the ring ellipticity in the black hole images of M87^*

Detection of pure warm-hot intergalactic medium emission from a 7.2 Mpc long filament in the Shapley supercluster using X-ray spectroscopy

Deep learning inference with the Event Horizon Telescope - I. Calibration improvements and a comprehensive synthetic data library

Euclid - I. Overview of the Euclid mission

Volume 700 (August 2025) (in progress)

Volume 699 (July 2025) (in progress)

Volume 698 (May 2025)

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