Astronomy & Astrophysics (A&A)

Volume 698 (June 2025)
(in progress)

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Structured ISM in a cosmic-ray affected galaxy (Thomas, T., et al., 2025, A&A, 698, A104)

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Latest special issuesAll

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

Open Access

Particle acceleration and multi-messenger radiation from ultra-luminous X-ray sources - A new class of Galactic PeVatrons

Enrico Peretti, Maria Petropoulou, Georgios Vasilopoulos and Stefano Gabici

A&A, 698 (2025) A188

Published online: 13 June 2025
Open Access

The DESI One-Percent Survey: Modelling the clustering and halo occupation of all four DESI tracers with UCHUU

F. Prada, J. Ereza, A. Smith, J. Lasker, R. Vaisakh, R. Kehoe, C. A. Dong-Páez, M. Siudek, M. S. Wang, S. Alam et al. (37 more)

A&A, 698 (2025) A170

Published online: 13 June 2025
Open Access

New constraints on the values of the fundamental constants at a look-back time of 7.3 Gyr

Renzhi Su, Stephen J. Curran, Françoise Combes, Neeraj Gupta, Sebastien Muller, Di Li and Minfeng Gu

A&A, 698 (2025) A154

Published online: 13 June 2025
Open Access

VLBA observations of a sample of low-power compact symmetric objects

M. Orienti, F. D’Ammando, D. Dallacasa, G. Migliori, P. Rossi and G. Bodo

A&A, 698 (2025) A157

Published online: 13 June 2025
Open Access

From precursor to afterglow: The complex evolution of GRB 210312B

M. Jelínek, S. A. Grebenev, P. Yu. Minaev, C. C. Thöne, A. de Ugarte Postigo, A. Rossi, D. Paris, D. A. Kann, J. F. Agüí Fernández, J. Štrobl et al. (8 more)

A&A, 698 (2025) A162

Published online: 13 June 2025
Open Access

Decoding the cosmological baryonic fluctuations using localized fast radio bursts

Tzu-Yin Hsu, Tetsuya Hashimoto, Tsung-Ching Yang, Shotaro Yamasaki, Tomotsugu Goto, John Lo, Po-Ya Wang, Yu-Wei Lin, Simon C. -C. Ho and Bjorn Jasper R. Raquel

A&A, 698 (2025) A163

Published online: 13 June 2025
Open Access

The p-Laplacian as a framework for generalizing Newtonian gravity and Milgromian gravitation

D. Scherer, J. Pflamm-Altenburg, P. Kroupa and E. Gjergo

A&A, 698 (2025) A167

Published online: 13 June 2025
Open Access

Deeper multi-redshift upper limits on the epoch of reionisation 21 cm signal power spectrum from LOFAR between z = 8.3 and z = 10.1

F. G. Mertens, M. Mevius, L. V. E. Koopmans, A. R. Offringa, S. Zaroubi, A. Acharya, S. A. Brackenhoff, E. Ceccotti, E. Chapman, K. Chege et al. (13 more)

A&A, 698 (2025) A186

Published online: 13 June 2025

Most downloaded articles

1429	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
1087	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
864	Press Release Highlight Open Access Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry Gaia Collaboration, P. Panuzzo, T. Mazeh, F. Arenou, B. Holl, E. Caffau, A. Jorissen, C. Babusiaux, P. Gavras, J. Sahlmann et al. (406 more) A&A, 686 (2024) L2 Published online: 27 May 2024
812	Press Release Open Access Deep learning inference with the Event Horizon Telescope - III. ZINGULARITY results from the 2017 observations and predictions for future array expansions M. Janssen, C.-k. Chan, J. Davelaar and M. Wielgus A&A, 698 (2025) A62 Published online: 06 June 2025
708	Press Release Open Access Deep learning inference with the Event Horizon Telescope - II. The ZINGULARITY framework for Bayesian artificial neural networks M. Janssen, C.-k. Chan, J. Davelaar and M. Wielgus A&A, 698 (2025) A61 Published online: 06 June 2025

Volume 698 (June 2025) (in progress)
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)
See the table of contents
Volume 697 (May 2025)
1. A mosaic of ten fields from Euclid's Early Release Observations, covering objects from Galactic nebulae to clusters of galaxies
  (Credits: ESA/Euclid/Euclid Consortium/NASA, image processing by J.-C. Cuillandre (CEA Paris-Saclay), G. Anselmi)
  ("Euclid on Sky" Special issue, 2025, A&A, 697)
2. JWST view of a massive z=0.729 group with hot X-ray halo (Toni, G., et al., 2025, A&A, 697, A197)
See the table of contents
Volume 696 (April 2025)
1. Precession and expansion of a relativistic jet (Foschi, M., et al., 2025, A&A, 696, A117)
2. Multiple images in MACS 0416, found by JWST (Rihtaršič, G., et al., 2025, A&A, 696, A15)
3. Dust shells and a dark linear stripe on comet C/2023 A3 (Moreno, F., et al., 2025, A&A, 696, A43)
4. Hydrodynamic simulation of planetary and stellar wind (Gillet, A., et al., 2025, A&A, 696, A64)
5. Sub-arcsecond resolution view of the Orion Bar (Goicoechea, J. R., et al., 2025, A&A, 696, A100)
6. Web of unshocked ejecta filaments in Cassiopeia A (Orlando, S., et al., 2025, A&A, 696, A108)
7. NOEMA resolves molecular gas chemistry and density in M51 (Stuber, S. K., et al., 2025, A&A, 696, A182)
8. Rayleigh-Taylor instabilities in supernova ejecta (Roussel-Hard, L., et al., 2025, A&A, 696, A201)
9. Cassiopeia A–circumstellar shell interaction (Orlando, S., et al., 2025, A&A, 696, A188)
10. ALMA survey reveals most Lupus disks are very small (< 30 au) (Guerra-Alvarado, O. M., et al., 2025, A&A, 696, A232)
11. Multiple AGN bubbles in the galaxy group Nest200047 (Brienza, M., et al., 2025, A&A, 696, A239)
See the table of contents

4734	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
2406	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
1966	Press Release Free Access A unifying theory of dark energy and dark matter: Negative masses and matter creation within a modified ΛCDM framework J. S. Farnes A&A, 620 (2018) A92 Published online: 05 December 2018
1909	Planck 2015 results Free Access Planck 2015 results - XIII. Cosmological parameters Planck Collaboration, P. A. R. Ade, N. Aghanim, M. Arnaud, M. Ashdown, J. Aumont, C. Baccigalupi, A. J. Banday, R. B. Barreiro, J. G. Bartlett et al. (252 more) A&A, 594 (2016) A13 Published online: 20 September 2016
1834	Press Release Highlight Open Access Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry Gaia Collaboration, P. Panuzzo, T. Mazeh, F. Arenou, B. Holl, E. Caffau, A. Jorissen, C. Babusiaux, P. Gavras, J. Sahlmann et al. (406 more) A&A, 686 (2024) L2 Published online: 27 May 2024

11417	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
4799	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
4211	Press Release Highlight Open Access The infrared counterpart and proper motion of magnetar SGR 0501+4516 A. A. Chrimes, A. J. Levan, J. D. Lyman, A. Borghese, V. S. Dhillon, P. Esposito, M. Fraser, A. S. Fruchter, D. Götz, R. A. Hounsell et al. (12 more) A&A, 696 (2025) A127 Published online: 15 April 2025
4189	Gaia Data Release 1 Press Release Free Access The Gaia mission Gaia Collaboration, T. Prusti, J. H. J. de Bruijne, A. G. A. Brown, A. Vallenari, C. Babusiaux, C. A. L. Bailer-Jones, U. Bastian, M. Biermann, D. W. Evans et al. (616 more) A&A, 595 (2016) A1 Published online: 24 November 2016
4107	Press Release Open Access Euclid: A complete Einstein ring in NGC 6505 C. M. O’Riordan, L. J. Oldham, A. Nersesian, T. Li, T. E. Collett, D. Sluse, B. Altieri, B. Clément, K. G. C. Vasan, S. Rhoades et al. (188 more) A&A, 694 (2025) A145 Published online: 10 February 2025

Astronomy & Astrophysics

Latest highlightsAll

Latest volumeAll

SUBSCRIBE TO OPEN (S2O)

FEATURED IMAGE All

Latest special issuesAll

Particle acceleration and multi-messenger radiation from ultra-luminous X-ray sources - A new class of Galactic PeVatrons

The DESI One-Percent Survey: Modelling the clustering and halo occupation of all four DESI tracers with UCHUU

New constraints on the values of the fundamental constants at a look-back time of 7.3 Gyr

VLBA observations of a sample of low-power compact symmetric objects

From precursor to afterglow: The complex evolution of GRB 210312B

Decoding the cosmological baryonic fluctuations using localized fast radio bursts

The p-Laplacian as a framework for generalizing Newtonian gravity and Milgromian gravitation

Deeper multi-redshift upper limits on the epoch of reionisation 21 cm signal power spectrum from LOFAR between z = 8.3 and z = 10.1

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

Planck 2018 results - VI. Cosmological parameters

Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry

Deep learning inference with the Event Horizon Telescope - III. ZINGULARITY results from the 2017 observations and predictions for future array expansions

Deep learning inference with the Event Horizon Telescope - II. The ZINGULARITY framework for Bayesian artificial neural networks

Planck 2018 results - VI. Cosmological parameters

Euclid - I. Overview of the Euclid mission

A unifying theory of dark energy and dark matter: Negative masses and matter creation within a modified ΛCDM framework

Planck 2015 results - XIII. Cosmological parameters

Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry

Planck 2018 results - VI. Cosmological parameters

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

The infrared counterpart and proper motion of magnetar SGR 0501+4516

The Gaia mission

Euclid: A complete Einstein ring in NGC 6505

Volume 698 (June 2025) (in progress)

Volume 697 (May 2025)

Volume 696 (April 2025)

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