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

A new wideband radio polarization observation of the supernova remnant G315.4–2.3

X. Chen, X. Sun, J. F. Kaczmarek, B. M. Gaensler, P. Slane and J. L. West

A&A, 708 (2026) A276

Published online: 20 April 2026
Open Access

Extending TESS flare frequency distributions with CHEOPS: Power-law versus lognormal

J. Poyatos, O. Fors and J. M. Gómez Cama

A&A, 708 (2026) A302

Published online: 20 April 2026
Open Access

Magnetic flux systems involved in the May 2024 solar energetic events from AR 13664 inferred through coronal dimmings

Amaia Razquin, Karin Dissauer, Astrid M. Veronig and Graham Barnes

A&A, 708 (2026) A292

Published online: 20 April 2026
Open Access

TOI-1259Ab: A warm Jupiter orbiting a K-dwarf white-dwarf binary on a low-obliquity orbit

Hugo Veldhuis, Juan I. Espinoza-Retamal, Gudmundur Stefansson, Alexander P. Stephan, David V. Martin, David Bruijne, Suvrath Mahadevan, Joshua N. Winn, Cullen H. Blake, Fei Dai et al. (14 more)

A&A, 708 (2026) A272

Published online: 20 April 2026
Open Access

Implications for the formation of Oort cloud-like structures and interstellar comets in dense environments

Santiago Torres

A&A, 708 (2026) A301

Published online: 20 April 2026
Open Access

Resonant and near-resonant dynamics of narrow rings around minor bodies: Symmetric and asymmetric solutions

C. Beaugé, E. Gianuzzi, M. Cerioni, F. A. Zoppetti, A. M. Leiva and N. Trógolo

A&A, 708 (2026) A304

Published online: 20 April 2026
Open Access

Angular momentum transport through the baroclinic instability in intermediate-mass stars

M. Marchand, P. Eggenberger, F. D. Moyano, C. Rodriguez, L. Sciarini and H. Saio

A&A, 708 (2026) L15

Published online: 17 April 2026
Open Access

Perihelion observations of interstellar comet 3I/ATLAS with the IRAM 30-m telescope

N. Biver, D. Bockelée-Morvan, R. Moreno, J. Crovisier, G. Paubert, V. Zakharov, J. Boissier, M. A. Cordiner and N. X. Roth

A&A, 708 (2026) L16

Published online: 17 April 2026

Most downloaded articles

1400	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
1340	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
1151	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
1036	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
854	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

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

7187	Press Release Open Access Solar twins in Gaia DR3 GSP-Spec - I. Building a large catalog of solar twins with ages Daisuke Taniguchi, Patrick de Laverny, Alejandra Recio-Blanco, Takuji Tsujimoto and Pedro A. Palicio A&A, 707 (2026) A260 Published online: 12 March 2026
5990	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
5904	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
5693	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
3747	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

16790	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
15685	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
13466	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
9887	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
8983	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

A new wideband radio polarization observation of the supernova remnant G315.4–2.3

Extending TESS flare frequency distributions with CHEOPS: Power-law versus lognormal

Magnetic flux systems involved in the May 2024 solar energetic events from AR 13664 inferred through coronal dimmings

TOI-1259Ab: A warm Jupiter orbiting a K-dwarf white-dwarf binary on a low-obliquity orbit

Implications for the formation of Oort cloud-like structures and interstellar comets in dense environments

Resonant and near-resonant dynamics of narrow rings around minor bodies: Symmetric and asymmetric solutions

Angular momentum transport through the baroclinic instability in intermediate-mass stars

Perihelion observations of interstellar comet 3I/ATLAS with the IRAM 30-m telescope

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

Planck 2018 results - VI. Cosmological parameters

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

Euclid - I. Overview of the Euclid mission

Solar twins in Gaia DR3 GSP-Spec - I. Building a large catalog of solar twins with ages

Photodissociation and photoionisation of atoms and molecules of astrophysical interest

Planck 2018 results - VI. Cosmological parameters

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

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

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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