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Astronomy & Astrophysics

Volume 628 (August 2019)

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Letters to the Editor

Astrophysical processes

Cosmology (including clusters of galaxies)

Extragalactic astronomy

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Imaging the molecular interstellar medium in a gravitationally lensed star-forming galaxy at z = 5.7 A23


Galactic structure, stellar clusters and populations

Interstellar and circumstellar matter

Stellar structure and evolution

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CSI 2264: Simultaneous optical and X-ray variability in the pre-main sequence stars of NGC 2264 - II. Photometric variability, magnetic activity, and rotation in class III objects and stars with transition disks A74


Stellar atmospheres

The Sun

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Reconstructing solar magnetic fields from historical observations - V. Sunspot magnetic field measurements at Mount Wilson Observatory A103


Planets and planetary systems

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Atmospheric characterization of the ultra-hot Jupiter MASCARA-2b/KELT-20b - Detection of CaII, FeII, NaI, and the Balmer series of H (Hα, Hβ, and Hγ) with high-dispersion transit spectroscopy A9

Press Release
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Planetary system around the nearby M dwarf GJ 357 including a transiting, hot, Earth-sized planet optimal for atmospheric characterization A39

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Greening of the brown-dwarf desert - EPIC 212036875b: a 51 MJ object in a 5-day orbit around an F7 V star A64


Celestial mechanics and astrometry

Atomic, molecular, and nuclear data

Astronomical instrumentation

Catalogs and data

Numerical methods and codes