Astronomy & Astrophysics (A&A)

Volume 708 (April 2026)
(in progress)

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Antlia SNR observed in X-rays with eROSITA/SRG (Knies, F., et al., 2026, A&A, 708, A198)

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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

Asteroid modelling by starlight diffraction: The shape of Dimorphos, the satellite of (65803) Didymos

P. Tanga, K. Tsiganis, D. Souami, R. Anderson, E. Barbotin, A. Cazaux, F. Colas, J. Hanuš, F. Marchis, J-L. Dauvergne et al. (10 more)

A&A, 708 (2026) L19

Published online: 24 April 2026
Open Access

Similar ratios of the rise timescale to the decline timescale of optical light curves in common tidal disruption events

XueGuang Zhang

A&A, 708 (2026) L20

Published online: 24 April 2026
Open Access

Ultra-fast simulations of the solar dipole and open flux

Ismo Tähtinen, Timo Asikainen and Kalevi Mursula

A&A, 708 (2026) L21

Published online: 24 April 2026
Open Access

No country for old stars - Spectroscopic confirmation of the first intermediate-age RR Lyrae in the open cluster Trumpler 5

V. D’Orazi, C. Mateu, G. Iorio, A. Bobrick, Z. Prudil, R. Salinas, A. Bragaglia, L. Mashonkina, R. G. Gratton, I. Ilyn et al. (6 more)

A&A, 708 (2026) L22

Published online: 24 April 2026
Open Access

Unveiling the biconical geometry of the outflow in the ultraluminous X-ray source NGC 5204 X-1

S. Caserta, C. Pinto, T. Di Salvo, F. Pintore, P. Kosec, F. Barra, D. J. Walton, A. D’Aì, M. Del Santo, A. Gúrpide et al. (2 more)

A&A, 708 (2026) A347

Published online: 24 April 2026
Open Access

A TESS view of post-eruption variability in novae V1405 Cas, V1716 Sco, and V1674 Her

G. J. M. Luna, A. Dobrotka and M. Orio

A&A, 708 (2026) A352

Published online: 24 April 2026
Open Access

The full evolution of the type-C quasi-periodic oscillations in MAXI J1348–630 revealed by Insight-HXMT

X.-L. Wang, Z. Yan, F.-G. Xie, J.-F. Wang, Y.-X. Li, Z.-Y. Liu and R.-Y. Ma

A&A, 708 (2026) A353

Published online: 24 April 2026
Open Access

Studying X-ray spectra from large-scale jets of Fanaroff–Riley type I radio galaxies: Application of shear particle acceleration

Jia-Xing Wang, Jia-Chun He, Xiao-Na Sun, Jie-Shuang Wang, Frank M. Rieger, Yun-Feng Liang, Hai-Ming Zhang and En-Wei Liang

A&A, 708 (2026) A365

Published online: 24 April 2026

Most downloaded articles

3644	Open Access The Local Distance Network: A community consensus report on the measurement of the Hubble constant at ∼1% precision H0DN Collaboration, Stefano Casertano, Gagandeep Anand, Richard I. Anderson, Rachael Beaton, Anupam Bhardwaj, John P. Blakeslee, Paula Boubel, Louise Breuval, Dillon Brout et al. (28 more) A&A, 708 (2026) A166 Published online: 10 April 2026
1911	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
1425	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
1289	Free Access The 55 Cancri system reassessed V. Bourrier, X. Dumusque, C. Dorn, G. W. Henry, N. Astudillo-Defru, J. Rey, B. Benneke, G. Hébrard, C. Lovis, B. O. Demory et al. (2 more) A&A, 619 (2018) A1 Published online: 30 October 2018
1250	Open Access FAUST - XXX. Dust enhancement in the young binary L1551 IRS 5 N. Cuello, E. Bianchi, F. Ménard, L. Loinard, R. Hernández Garnica, A. Durán, C. Ceccarelli, M. J. Maureira, C. J. Chandler, C. Codella et al. (10 more) A&A, 705 (2026) L16 Published online: 14 January 2026

Volume 708 (April 2026) (in progress)
1. JWST-NIRCam images of protoplanetary disks in the Orion Nebula Cluster (Amiot, P., et al., 2026, A&A, 708, A111)
2. Resolved protoplanetary discs at 1.3 mm (Bosschaart, Q., et al., 2026, A&A, 708, A143)
3. Antlia SNR observed in X-rays with eROSITA/SRG (Knies, F., et al., 2026, A&A, 708, A198)
See the table of contents
Volume 707 (March 2026)
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)
5. Interstellar nebula powered by microquasar SS 433 (Sunyaev, R.., et al., 2026, A&A, 707, A278)
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

5619	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
4965	Free Access Photodissociation and photoionisation of atoms and molecules of astrophysical interest A. N. Heays, A. D. Bosman and E. F. van Dishoeck A&A, 602 (2017) A105 Published online: 23 June 2017
4856	Open Access FENRIR: A statistical model of stellar variability - I. A physics-based, fast Gaussian process model to represent stellar activity and perform statistical Doppler imaging Nathan C. Hara and Jean-Baptiste Delisle A&A, 696 (2025) A141 Published online: 17 April 2025
4535	Open Access The Local Distance Network: A community consensus report on the measurement of the Hubble constant at ∼1% precision H0DN Collaboration, Stefano Casertano, Gagandeep Anand, Richard I. Anderson, Rachael Beaton, Anupam Bhardwaj, John P. Blakeslee, Paula Boubel, Louise Breuval, Dillon Brout et al. (28 more) A&A, 708 (2026) A166 Published online: 10 April 2026
4354	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

16864	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
15635	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
13948	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
10044	Open Access Identifying astrophysical anomalies in 99.6 million source cutouts from the Hubble legacy archive using AnomalyMatch David O’Ryan and Pablo Gómez A&A, 704 (2025) A227 Published online: 16 December 2025
8302	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

Astronomy & Astrophysics

Latest highlightsAll

Latest volumeAll

SUBSCRIBE TO OPEN (S2O)

FEATURED IMAGE All

Latest special issuesAll

Asteroid modelling by starlight diffraction: The shape of Dimorphos, the satellite of (65803) Didymos

Similar ratios of the rise timescale to the decline timescale of optical light curves in common tidal disruption events

Ultra-fast simulations of the solar dipole and open flux

No country for old stars - Spectroscopic confirmation of the first intermediate-age RR Lyrae in the open cluster Trumpler 5

Unveiling the biconical geometry of the outflow in the ultraluminous X-ray source NGC 5204 X-1

A TESS view of post-eruption variability in novae V1405 Cas, V1716 Sco, and V1674 Her

The full evolution of the type-C quasi-periodic oscillations in MAXI J1348–630 revealed by Insight-HXMT

Studying X-ray spectra from large-scale jets of Fanaroff–Riley type I radio galaxies: Application of shear particle acceleration

The Local Distance Network: A community consensus report on the measurement of the Hubble constant at ∼1% precision

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 55 Cancri system reassessed

FAUST - XXX. Dust enhancement in the young binary L1551 IRS 5

Planck 2018 results - VI. Cosmological parameters

Photodissociation and photoionisation of atoms and molecules of astrophysical interest

FENRIR: A statistical model of stellar variability - I. A physics-based, fast Gaussian process model to represent stellar activity and perform statistical Doppler imaging

The Local Distance Network: A community consensus report on the measurement of the Hubble constant at ∼1% precision

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

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

Euclid - I. Overview of the Euclid mission

Identifying astrophysical anomalies in 99.6 million source cutouts from the Hubble legacy archive using AnomalyMatch

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

Volume 708 (April 2026) (in progress)

Volume 707 (March 2026)

Volume 706 (February 2026)

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