Astronomy & Astrophysics (A&A)

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LOFAR unveils LoTSS of giant radio galaxies (Dabhade, P., et al., 635, A5)

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Astronomy & Astrophysics is a leading international Journal that publishes papers on all aspects of astronomy and astrophysics (theoretical, observational, and instrumental).

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Planck 2018 (open issue)
Rosetta 2 (open issue)
The Solar Orbiter mission (open issue)
The XXL Survey: third series (open issue)

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

J. M. Alcalá, F. Z. Majidi, S. Desidera, A. Frasca, C. F. Manara, E. Rigliaco, R. Gratton, M. Bonnefoy, E. Covino, G. Chauvin et al. (7 more)

A&A, 635 (2020) L1

Published online: 28 February 2020
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An all-sky proper-motion map of the Sagittarius stream using Gaia DR2

T. Antoja, P. Ramos, C. Mateu, A. Helmi, F. Anders, C. Jordi and J. A. Carballo-Bello

A&A, 635 (2020) L3

Published online: 28 February 2020
Kinematic signatures of reverberation mapping of close binaries of supermassive black holes in active galactic nuclei - III. The case of elliptical orbits

Andjelka B. Kovačević, Jian-Min Wang and Luka Č. Popović

A&A, 635 (2020) A1

Published online: 28 February 2020
VEGAS: a VST Early-type GAlaxy Survey - V. IC 1459 group: Mass assembly history in low-density environments

Enrichetta Iodice, Marilena Spavone, Arianna Cattapan, Elena Bannikova, Duncan A. Forbes, Roberto Rampazzo, Stefano Ciroi, Enrico Maria Corsini, Giuseppe D’Ago, Tom Oosterloo et al. (2 more)

A&A, 635 (2020) A3

Published online: 28 February 2020
Open Access

NOEMA redshift measurements of bright Herschel galaxies

R. Neri, P. Cox, A. Omont, A. Beelen, S. Berta, T. Bakx, M. Lehnert, A. J. Baker, V. Buat, A. Cooray et al. (24 more)

A&A, 635 (2020) A7

Published online: 28 February 2020
A broadband X-ray view of the NLSy1 1E 0754.6+3928

R. Middei, F. Tombesi, F. Vagnetti, R. Serafinelli, S. Bianchi, G. Miniutti, A. Marinucci, G. A. Matzeu, P.-O. Petrucci et al. (2 more)

A&A, 635 (2020) A18

Published online: 28 February 2020
Open Access

A precise analytical approximation for the deprojection of the Sérsic profile

Eduardo Vitral and Gary A. Mamon

A&A, 635 (2020) A20

Published online: 28 February 2020
Open Access

Differential abundances of open clusters and their tidal tails: Chemical tagging and chemical homogeneity

L. Casamiquela, Y. Tarricq, C. Soubiran, S. Blanco-Cuaresma, P. Jofré, U. Heiter and M. Tucci Maia

A&A, 635 (2020) A8

Published online: 28 February 2020

Most downloaded articles

2671	Press Release Free Access Identifying Earth-impacting asteroids using an artificial neural network John D. Hefele, Francesco Bortolussi and Simon Portegies Zwart A&A, 634 (2020) A45 Published online: 04 February 2020
397	Free Access The far-infrared/radio correlation and radio spectral index of galaxies in the SFR–M_∗ plane up to z~2 B. Magnelli, R. J. Ivison, D. Lutz, I. Valtchanov, D. Farrah, S. Berta, F. Bertoldi, J. Bock, A. Cooray, E. Ibar et al. (14 more) A&A, 573 (2015) A45 Published online: 15 December 2014
276	Free Access The near-infrared spectral index of Sagittarius A* derived from Ks- and H-band flare statistics M. Bremer, G. Witzel, A. Eckart, M. Zamaninasab, R. M. Buchholz, R. Schödel, C. Straubmeier, M. García-Marín and W. Duschl A&A, 532 (2011) A26 Published online: 14 July 2011
200	Press Release Free Access EXTraS discovery of an X-ray superflare from an L dwarf Andrea De Luca, Beate Stelzer, Adam J. Burgasser, Daniele Pizzocaro, Piero Ranalli, Stefanie Raetz, Martino Marelli, Giovanni Novara, Cristian Vignali, Andrea Belfiore et al. (6 more) A&A, 634 (2020) L13 Published online: 12 February 2020
198	Gaia Data Release 2 Open Access Gaia Data Release 2 - Observational Hertzsprung-Russell diagrams Gaia Collaboration, C. Babusiaux, F. van Leeuwen, M. A. Barstow, C. Jordi, A. Vallenari, D. Bossini, A. Bressan, T. Cantat-Gaudin, M. van Leeuwen et al. (443 more) A&A, 616 (2018) A10 Published online: 10 August 2018

Volume 635 (March 2020)(open volume)
1. LOFAR unveils LoTSS of giant radio galaxies (Dabhade, P., et al., 635, A5)
See the table of contents
Volume 634 (February 2020)(open volume)
1. The radio phoenix in Abell 2593 as seen by LOFAR (Mandal, S., et al., 634, A4)
2. MUSE view of the massive SMC cluster NGC 330 (Bodensteiner, J., et al., 634, A51)
3. THOR+VGPS HI channel maps for Galactic plane (Wang, Y., et al., 634, A83)
4. The cold neutral medium traced by HI self-absorption (Wang, Y., et al., 634, A139)
See the table of contents
Volume 633 (January 2020)
1. Forming second-generation disk after late infall (Kuffmeier, M., et al., 633, A3)
2. Colliding granular clusters obeying the MRN distribution (P. Umstätter, & H. M. Urbassek, 633, A24)
3. Theoretical pulsation modes for the star Altair (Bouchaud, K., et al., 633, A78)
4. Lunar impact flashes detected by the NELIOTA project (Liakos, A., et al., 633, A112)
See the table of contents

3686	Press Release Free Access Identifying Earth-impacting asteroids using an artificial neural network John D. Hefele, Francesco Bortolussi and Simon Portegies Zwart A&A, 634 (2020) A45 Published online: 04 February 2020
1521	Free Access The near-infrared spectral index of Sagittarius A* derived from Ks- and H-band flare statistics M. Bremer, G. Witzel, A. Eckart, M. Zamaninasab, R. M. Buchholz, R. Schödel, C. Straubmeier, M. García-Marín and W. Duschl A&A, 532 (2011) A26 Published online: 14 July 2011
1306	Free Access The far-infrared/radio correlation and radio spectral index of galaxies in the SFR–M_∗ plane up to z~2 B. Magnelli, R. J. Ivison, D. Lutz, I. Valtchanov, D. Farrah, S. Berta, F. Bertoldi, J. Bock, A. Cooray, E. Ibar et al. (14 more) A&A, 573 (2015) A45 Published online: 15 December 2014
808	Gaia Data Release 2 Open Access Gaia Data Release 2 - Observational Hertzsprung-Russell diagrams Gaia Collaboration, C. Babusiaux, F. van Leeuwen, M. A. Barstow, C. Jordi, A. Vallenari, D. Bossini, A. Bressan, T. Cantat-Gaudin, M. van Leeuwen et al. (443 more) A&A, 616 (2018) A10 Published online: 10 August 2018
619	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

4285	Press Release Highlight Free Access Evidence for anisotropy of cosmic acceleration Jacques Colin, Roya Mohayaee, Mohamed Rameez and Subir Sarkar A&A, 631 (2019) L13 Published online: 20 November 2019
3734	Free Access The near-infrared spectral index of Sagittarius A* derived from Ks- and H-band flare statistics M. Bremer, G. Witzel, A. Eckart, M. Zamaninasab, R. M. Buchholz, R. Schödel, C. Straubmeier, M. García-Marín and W. Duschl A&A, 532 (2011) A26 Published online: 14 July 2011
3686	Press Release Free Access Identifying Earth-impacting asteroids using an artificial neural network John D. Hefele, Francesco Bortolussi and Simon Portegies Zwart A&A, 634 (2020) A45 Published online: 04 February 2020
2405	Free Access The far-infrared/radio correlation and radio spectral index of galaxies in the SFR–M_∗ plane up to z~2 B. Magnelli, R. J. Ivison, D. Lutz, I. Valtchanov, D. Farrah, S. Berta, F. Bertoldi, J. Bock, A. Cooray, E. Ibar et al. (14 more) A&A, 573 (2015) A45 Published online: 15 December 2014
2107	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

Latest highlightsAll

Latest volumeAll

PUBLISH WITH A&A

Latest highlightsAll

Latest volumeAll

PUBLISH WITH A&A

Latest special issuesAll

Most downloaded articles

Volume 635 (March 2020)(open volume)

Volume 634 (February 2020)(open volume)

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