Astronomy & Astrophysics (A&A)

Volume 709 (May 2026)
(in progress)

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JWST image of PLCKG165+67 and arc hosting supernova H0pe (Galan, A., et al., 2026, A&A, 708, A359)

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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

The impact of strong feedback on galaxy group scaling relations

D. Eckert, R. Seppi, J. Braspenning, A. Finoguenov, F. Gastaldello, L. Lovisari, E. O’Sullivan, S. Ettori, B. D. Oppenheimer, M. A. Bourne et al. (9 more)

A&A, 709 (2026) L4

Published online: 05 May 2026
Open Access

Substructure in externally irradiated protoplanetary disks - I. Spirals and rings in two-dimensional radiation hydrodynamics

Alexandros Ziampras, Lin Qiao and Thomas J. Haworth

A&A, 709 (2026) L5

Published online: 05 May 2026
Open Access

One’s loss is (not) another’s gain - Isotropic re-emission destabilises mass transfer from radiative donor stars

K. D. Temmink, S. Justham and O. R. Pols

A&A, 709 (2026) L6

Published online: 05 May 2026
Open Access

Extended coronal line emission and new clues to a possible dual AGN in the merger J1356+1026

M. Bianchin, C. Ramos Almeida, O. González-Martín, M. V. Zanchettin, M. Carneiro, M. Pereira-Santaella, C. Tadhunter, G. Speranza, I. García-Bernete, A. Audibert et al. (5 more)

A&A, 709 (2026) L9

Published online: 05 May 2026
Open Access

Radiation-mediated shocks in gamma-ray bursts: Spectral evolution

Filip Alamaa and Frédéric Daigne

A&A, 709 (2026) A88

Published online: 05 May 2026
Open Access

Very high-energy gamma rays from ultra-fast outflows

B. Le Nagat Neher, E. Peretti, P. Cristofari and A. Zech

A&A, 709 (2026) A91

Published online: 05 May 2026
Open Access

Forecasting local primordial non-Gaussianities from UNIONS Lyman-break galaxies and Planck CMB lensing

Constantin Payerne, William d’Assignies, Christophe Yèche, Hendrik Hildebrandt, Dustin Lang, Thomas de Boer and Sébastien Fabbro

A&A, 709 (2026) A70

Published online: 05 May 2026
Press Release
Open Access

The SRG/eROSITA All-Sky Survey - Detection of shock-heated gas beyond the halo boundary into the accretion region

X. Zhang, E. Bulbul, B. Diemer, Y. E. Bahar, J. Comparat, V. Ghirardini, A. Liu, N. Malavasi, T. Mistele, M. Ramos-Ceja et al. (9 more)

A&A, 709 (2026) A72

Published online: 05 May 2026

Most downloaded articles

5452	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
2727	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
1938	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
1907	Press Release Open Access The edge of the Milky Way’s star-forming disc: Evidence from a ’U-shaped’ stellar age profile Karl Fiteni, Stuart Robert Anderson, Victor. P. Debattista, Joseph Caruana, João A. S. Amarante, Steven Gough-Kelly, Laurent Eyer, Leandro Beraldo e Silva, Tigran Khachaturyants and Virginia Cuomo A&A, 708 (2026) A252 Published online: 13 April 2026
1827	Free Access KOI-200 b and KOI-889 b: Two transiting exoplanets detected and characterized with Kepler, SOPHIE, and HARPS-N G. Hébrard, J.-M. Almenara, A. Santerne, M. Deleuil, C. Damiani, A. S. Bonomo, F. Bouchy, G. Bruno, R. F. Díaz, G. Montagnier and C. Moutou A&A, 554 (2013) A114 Published online: 13 June 2013

Volume 709 (May 2026) (in progress)
See the table of contents
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)
4. JWST image of PLCKG165+67 and arc hosting supernova H0pe (Galan, A., et al., 2026, A&A, 708, A359)
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

8557	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
7831	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
6990	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
5222	Free Access KOI-200 b and KOI-889 b: Two transiting exoplanets detected and characterized with Kepler, SOPHIE, and HARPS-N G. Hébrard, J.-M. Almenara, A. Santerne, M. Deleuil, C. Damiani, A. S. Bonomo, F. Bouchy, G. Bruno, R. F. Díaz, G. Montagnier and C. Moutou A&A, 554 (2013) A114 Published online: 13 June 2013
5033	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

15730	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
14774	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
14725	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
10153	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
9587	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

Astronomy & Astrophysics

Latest highlightsAll

Latest volumeAll

SUBSCRIBE TO OPEN (S2O)

FEATURED IMAGE All

Latest special issuesAll

The impact of strong feedback on galaxy group scaling relations

Substructure in externally irradiated protoplanetary disks - I. Spirals and rings in two-dimensional radiation hydrodynamics

One’s loss is (not) another’s gain - Isotropic re-emission destabilises mass transfer from radiative donor stars

Extended coronal line emission and new clues to a possible dual AGN in the merger J1356+1026

Radiation-mediated shocks in gamma-ray bursts: Spectral evolution

Very high-energy gamma rays from ultra-fast outflows

Forecasting local primordial non-Gaussianities from UNIONS Lyman-break galaxies and Planck CMB lensing

The SRG/eROSITA All-Sky Survey - Detection of shock-heated gas beyond the halo boundary into the accretion region

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

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

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

The edge of the Milky Way’s star-forming disc: Evidence from a ’U-shaped’ stellar age profile

KOI-200 b and KOI-889 b: Two transiting exoplanets detected and characterized with Kepler, SOPHIE, and HARPS-N

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

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

KOI-200 b and KOI-889 b: Two transiting exoplanets detected and characterized with Kepler, SOPHIE, and HARPS-N

Planck 2018 results - VI. Cosmological parameters

Planck 2018 results - VI. Cosmological parameters

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

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

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

Volume 709 (May 2026) (in progress)

Volume 708 (April 2026) (in progress)

Volume 707 (March 2026)

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