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Astronomy & Astrophysics (A&A)

A major international journal that publishes results of worldwide astronomical and astrophysical research.

Editor-in-Chief: T. Forveille
Letters Editor-in-Chief: J. Alves
Managing Editor: C. Bertout

Impact factor: 5.084
altA&A Open Access Policy

ISSN (Print Edition): 0004-6361
ISSN (Electronic Edition): 1432-0746
Frequency: 12 volumes per year
Published by: EDP Sciences

Mirror sites: CDS | EDP Sciences

© The European Southern Observatory (ESO)

Most downloaded articles

Article
Free access
A&A,
Received: 11 August 2014 / Accepted: 12 March 2015
DOI: http://dx.doi.org/10.1051/0004-6361/201424790
Free access
A&A, 551 (2013) A98
Published online: 01 March 2013
DOI: http://dx.doi.org/10.1051/0004-6361/201220477
Article
Free access
A&A, 551 (2013) A98
Published online: 01 March 2013
DOI: http://dx.doi.org/10.1051/0004-6361/201220477
Free access
A&A,
Received: 11 August 2014 / Accepted: 12 March 2015
DOI: http://dx.doi.org/10.1051/0004-6361/201424790
Free access
A&A, 575 (2015) A75
Published online: 26 February 2015
DOI: http://dx.doi.org/10.1051/0004-6361/201425419
Free access
A&A, 573 (2015) L6
Published online: 22 December 2014
DOI: http://dx.doi.org/10.1051/0004-6361/201425146
Article
Free access
A&A, 551 (2013) A98
Published online: 01 March 2013
DOI: http://dx.doi.org/10.1051/0004-6361/201220477
Free access
A&A, 575 (2015) A75
Published online: 26 February 2015
DOI: http://dx.doi.org/10.1051/0004-6361/201425419
Free access
A&A, 573 (2015) L6
Published online: 22 December 2014
DOI: http://dx.doi.org/10.1051/0004-6361/201425146
Free access
A&A,
Received: 11 August 2014 / Accepted: 12 March 2015
DOI: http://dx.doi.org/10.1051/0004-6361/201424790
Free access
A&A, 562 (2014) A121
Published online: 19 February 2014
DOI: http://dx.doi.org/10.1051/0004-6361/201321633
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    Vol. 576 (April 2015) (current volume)

    (1) ALMA [CII] image of a lensed galaxy at redshift 2 (Schaerer, D., et al., 576, L2)
    (2) Dust density field in two hydro galaxy simulations (Saftly, W., et al., 576, A31)
    (3) VIMOS spectra of ~10 000 galaxies ordered by redshift, going back 13 Gyr (Le Fèvre , O., et al., 576, A79)

  • Image_cover

    Vol. 575 (March 2015)

    (1) Stellar wind near the black hole candidate Cygnus X-1 (Čechura, J., & Hadrava, P., 575, A5)
    (2) The VISTA telescope at sunset (photo: G. Hudepohl/ESO) (Sutherland, W., et al., 575, A25)
    (3) ~500 Myr galaxies in Hubble Frontier Field MACSJ0416 (Laporte, N., et al., 575, A92)
    (4) Wound-up magnetic field lines in a differentially rotating stellar radiative zone (Jouve, L., et al., 575, A106)

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    Vol. 574 (February 2015)

    (1) Mg II k formation height in a solar radiative MHD simulation (Pereira, T.M.D., & Uitenbroek, H., 574, A3)
    (2) Kelvin-Helmholtz instability on CME imaged by SDO (Zhelyazkov, I., et al., 574, A55)
    (3) Simulated Gaia astrometry of the Tycho-2 stars (Michalik, D., et al., 574, A115)
    (4) Helix Nebula. Top left to bottom right: PACS 70, 160, SPIRE 250, 350, 500 µm, and NASA/JPL-Caltech image with Herschel region in white contour (van de Steene, G. C., et al., 574, A134)

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    Vol. 573 (January 2015)

    (1) Formation of counter-rotating disks around a young star (Vorobyov, E. I., et. al., 573, A5)
    (2) A global dynamo model producing polar dark spots (Yadav, R. K., et al., 573, A68)
    (3) Hydrogen based dust model for a molecular cloud (Lenz, D., et al., 573, A83)
    (4) 3D MHD simulation of a helical solar jet (Pariat, E., et al., 573, A130)