Astronomy & Astrophysics (A&A)

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Upper Hertzsprung-Russell diagram of the SMC (Ramachandran, V., et al., 625, A104)

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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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Rosetta 2 (open issue)
Gaia Data Release 2 (open issue)
The Solar Orbiter mission (open issue)
Planck 2018 (open issue)

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Nonconservative Rayleigh scattering - A perturbation approach

H. Frisch

A&A, 625 (2019) A125

Published online: 24 May 2019
The HADES RV programme with HARPS-N at TNG - XI. GJ 685 b: a warm super-Earth around an active M dwarf

M. Pinamonti, A. Sozzetti, P. Giacobbe, M. Damasso, G. Scandariato, M. Perger, J. I. González Hernández, A. F. Lanza, J. Maldonado, G. Micela et al. (16 more)

A&A, 625 (2019) A126

Published online: 24 May 2019
Press Release
Free Access

Simulations of imaging the event horizon of Sagittarius A* from space

Freek Roelofs, Heino Falcke, Christiaan Brinkerink, Monika Mościbrodzka, Leonid I. Gurvits, Manuel Martin-Neira, Volodymyr Kudriashov, Marc Klein-Wolt, Remo Tilanus et al. (2 more)

A&A, 625 (2019) A124

Published online: 24 May 2019
Press Release
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Free Access

CIELO-RGS: a catalog of soft X-ray ionized emission lines

Junjie Mao, Jelle S. Kaastra, Matteo Guainazzi, Rosario González-Riestra, Maria Santos-Lleó, Peter Kretschmar, Victoria Grinberg, Eleni Kalfountzou, Aitor Ibarra, Gabi Matzeu et al. (2 more)

A&A, 625 (2019) A122

Published online: 24 May 2019
Radial abundance gradients in the outer Galactic disk as traced by main-sequence OB stars

G. A. Bragança, S. Daflon, T. Lanz, K. Cunha, T. Bensby, P. J. McMillan, C. D. Garmany, J. W. Glaspey, M. Borges Fernandes et al. (2 more)

A&A, 625 (2019) A120

Published online: 23 May 2019
Influence of general-relativity effects, dynamical tides, and collisions on planet–planet scattering close to the star

F. Marzari and M. Nagasawa

A&A, 625 (2019) A121

Published online: 23 May 2019
Open Access

SDSS-IV/SPIDERS: A catalogue of X-ray selected AGN properties - Spectral properties and black hole mass estimates for SPIDERS SDSS DR14 type 1 AGN

D. Coffey, M. Salvato, A. Merloni, Th. Boller, K. Nandra, T. Dwelly, J. Comparat, A. Schulze, A. Del Moro and D. P. Schneider

A&A, 625 (2019) A123

Published online: 23 May 2019
Open Access

Spontaneous ring formation in wind-emitting accretion discs

A. Riols and G. Lesur

A&A, 625 (2019) A108

Published online: 22 May 2019

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288	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
125	Free Access Polarization measurement analysis - I. Impact of the full covariance matrix on polarization fraction and angle measurements L. Montier, S. Plaszczynski, F. Levrier, M. Tristram, D. Alina, I. Ristorcelli and J.-P. Bernard A&A, 574 (2015) A135 Published online: 10 February 2015
122	Press Release Free Access Detection of orbital motions near the last stable circular orbit of the massive black hole SgrA* GRAVITY Collaboration, R. Abuter, A. Amorim, M. Bauböck, J. P. Berger, H. Bonnet, W. Brandner, Y. Clénet, V. Coudé du Foresto, P. T. de Zeeuw et al. (50 more) A&A, 618 (2018) L10 Published online: 31 October 2018
117	Press Release Open Access Lower atmosphere and pressure evolution on Pluto from ground-based stellar occultations, 1988–2016 E. Meza, B. Sicardy, M. Assafin, J. L. Ortiz, T. Bertrand, E. Lellouch, J. Desmars, F. Forget, D. Bérard, A. Doressoundiram et al. (160 more) A&A, 625 (2019) A42 Published online: 10 May 2019
116	Press Release Highlight Free Access Characterizing interstellar filaments with Herschel in IC 5146 D. Arzoumanian, Ph. André, P. Didelon, V. Könyves, N. Schneider, A. Men’shchikov, T. Sousbie, A. Zavagno, S. Bontemps, J. Di Francesco et al. (14 more) A&A, 529 (2011) L6 Published online: 13 April 2011

Volume 625 (May 2019)(open volume)
1. Hydrodynamic simulations of NGC 7635's evolution (Green, S., et al., 625, A4)
2. Colliding winds from triple star system (van der Helm, E., et al., 625, A85)
3. Upper Hertzsprung-Russell diagram of the SMC (Ramachandran, V., et al., 625, A104)
See the table of contents
Volume 624 (April 2019)
1. SPHERE/IFS view of the R CrA close environment (Mesa, D., et al., 624, A4)
2. Two X-ray nebulae protruding from the same pulsar (Marelli, M., et al., 624, A53)
3. Source detection on overlapping XMM observations (Traulsen, I., et al., 624, A77)
4. Broken symmetries in supernova 1987A (Utrobin, V. P., et al.,624, A116)
See the table of contents
Volume 623 (March 2019)
1. VLT/SPHERE images of Vesta versus ground truth from Dawn (Fétick, R. J. L., et al., 623, A6)
2. Composite colour image of M 87 (Chandra: blue, Hα+[NII]: green, VLA 90 cm: red) (Boselli, A., et al., 623, A52)
3. The circumstellar environment of HD 101584 as seen by ALMA (Olofsson, H., et al., 623, A153)
4. A solar filament observed in the Ca II 8542Å line (Díaz Baso, C. J., et al., 623, A178)
See the table of contents

1445	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
1157	Press Release Free Access Simulations of imaging the event horizon of Sagittarius A* from space Freek Roelofs, Heino Falcke, Christiaan Brinkerink, Monika Mościbrodzka, Leonid I. Gurvits, Manuel Martin-Neira, Volodymyr Kudriashov, Marc Klein-Wolt, Remo Tilanus et al. (2 more) A&A, 625 (2019) A124 Published online: 24 May 2019
755	Free Access Polarization measurement analysis - I. Impact of the full covariance matrix on polarization fraction and angle measurements L. Montier, S. Plaszczynski, F. Levrier, M. Tristram, D. Alina, I. Ristorcelli and J.-P. Bernard A&A, 574 (2015) A135 Published online: 10 February 2015
648	Press Release Free Access Detection of orbital motions near the last stable circular orbit of the massive black hole SgrA* GRAVITY Collaboration, R. Abuter, A. Amorim, M. Bauböck, J. P. Berger, H. Bonnet, W. Brandner, Y. Clénet, V. Coudé du Foresto, P. T. de Zeeuw et al. (50 more) A&A, 618 (2018) L10 Published online: 31 October 2018
595	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

4593	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
2845	LOFAR Surveys: a new window on the Universe Press Release Free Access Editorial LOFAR Surveys: a new window on the Universe Françoise Combes, Andrea Ferrara, Thierry Forveille, Rubina Kotak, Steve Shore and Mario Tafalla A&A, 622 (2019) E1 Published online: 19 February 2019
2723	LOFAR Surveys: a new window on the Universe Free Access The LOFAR Two-metre Sky Survey - II. First data release T. W. Shimwell, C. Tasse, M. J. Hardcastle, A. P. Mechev, W. L. Williams, P. N. Best, H. J. A. Röttgering, J. R. Callingham, T. J. Dijkema, F. de Gasperin et al. (97 more) A&A, 622 (2019) A1 Published online: 19 February 2019
2537	Press Release Free Access Detection of orbital motions near the last stable circular orbit of the massive black hole SgrA* GRAVITY Collaboration, R. Abuter, A. Amorim, M. Bauböck, J. P. Berger, H. Bonnet, W. Brandner, Y. Clénet, V. Coudé du Foresto, P. T. de Zeeuw et al. (50 more) A&A, 618 (2018) L10 Published online: 31 October 2018
2076	Press Release Open Access First direct detection of an exoplanet by optical interferometry - Astrometry and K-band spectroscopy of HR 8799 e GRAVITY Collaboration, S. Lacour, M. Nowak, J. Wang, O. Pfuhl, F. Eisenhauer, R. Abuter, A. Amorim, N. Anugu, M. Benisty et al. (79 more) A&A, 623 (2019) L11 Published online: 27 March 2019

Latest highlightsAll

Latest volumeAll

PUBLISH WITH A&A

Latest highlightsAll

Latest volumeAll

PUBLISH WITH A&A

Latest special issuesAll

Most downloaded articles

Volume 625 (May 2019)(open volume)

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