Astronomy & Astrophysics

Volume 640 (August 2020)


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LOFAR Surveys: a new window on the Universe

Rosetta mission full comet phase results

Free Access
Erratum

Solar wind charge exchange in cometary atmospheres - III. Results from the Rosetta mission to comet 67P/Churyumov-Gerasimenko (Corrigendum) C3

Published online: 11 August 2020
DOI: https://doi.org/10.1051/0004-6361/201834881e

Letters to the Editor

Astrophysical processes

Cosmology (including clusters of galaxies)

Constraining the masses of high-redshift clusters with weak lensing: Revised shape calibration testing for the impact of stronger shears and increased blending A117

Published online: 26 August 2020
DOI: https://doi.org/10.1051/0004-6361/202037844

Extragalactic astronomy

Press Release
Open Access

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution A69

Published online: 12 August 2020
DOI: https://doi.org/10.1051/0004-6361/202037493
Open Access

Spectroscopic study of MATLAS-2019 with MUSE: An ultra-diffuse galaxy with an excess of old globular clusters A106

Published online: 21 August 2020
DOI: https://doi.org/10.1051/0004-6361/202038351

Galactic structure, stellar clusters and populations

Interstellar and circumstellar matter

Open Access

Propargylimine in the laboratory and in space: millimetre-wave spectroscopy and its first detection in the ISM A98

Published online: 20 August 2020
DOI: https://doi.org/10.1051/0004-6361/202038083

Stellar structure and evolution

Stellar atmospheres

The Sun and the Heliosphere

Planets and planetary systems

Open Access

Discovery and characterization of the exoplanets WASP-148b and c - A transiting system with two interacting giant planets A32

Published online: 10 August 2020
DOI: https://doi.org/10.1051/0004-6361/202038296

The CARMENES search for exoplanets around M dwarfs - Measuring precise radial velocities in the near infrared: The example of the super-Earth CD Cet b A50

Published online: 10 August 2020
DOI: https://doi.org/10.1051/0004-6361/202038031
Free Access
Erratum

Atmospheric characterization of the ultra-hot Jupiter MASCARA-2b/KELT-20b - Detection of Ca II, Fe II, Na I, and the Balmer series of H (Hα, Hβ, and Hγ) with high-dispersion transit spectroscopy (Corrigendum) C6

Published online: 27 August 2020
DOI: https://doi.org/10.1051/0004-6361/201935623e

Celestial mechanics and astrometry

Astronomical instrumentation

Catalogs and data

Free Access

DEATHSTAR: Nearby AGB stars with the Atacama Compact Array - I. CO envelope sizes and asymmetries: A new hope for accurate mass-loss-rate estimates A133

Published online: 28 August 2020
DOI: https://doi.org/10.1051/0004-6361/201936874

Numerical methods and codes