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Astronomy & Astrophysics

Volume 655 (November 2021)


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Letters to the Editor

Astrophysical processes

Cosmology (including clusters of galaxies)

Extragalactic astronomy

Galactic structure, stellar clusters and populations

Interstellar and circumstellar matter

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Kinetic temperature of massive star-forming molecular clumps measured with formaldehyde - IV. The ALMA view of N113 and N159W in the LMC A12

DOI: https://doi.org/10.1051/0004-6361/202141804
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Which molecule traces what: Chemical diagnostics of protostellar sources A65

DOI: https://doi.org/10.1051/0004-6361/202140692
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Physical conditions in the warped accretion disk of a massive star - 349 GHz ALMA observations of G023.01−00.41 A72

DOI: https://doi.org/10.1051/0004-6361/202040000

Stellar structure and evolution

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The HD 98800 quadruple pre-main sequence system - Towards full orbital characterisation using long-baseline infrared interferometry A15

DOI: https://doi.org/10.1051/0004-6361/202141985
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Pulsating hydrogen-deficient white dwarfs and pre-white dwarfs observed with TESS - II. Discovery of two new GW Vir stars: TIC 333432673 and TIC 095332541 A27

DOI: https://doi.org/10.1051/0004-6361/202141253
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Simultaneous X-ray and radio observations of the transitional millisecond pulsar candidate CXOU J110926.4–650224 - The discovery of a variable radio counterpart A52

DOI: https://doi.org/10.1051/0004-6361/202141431

Stellar atmospheres

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Chemical abundances of 1111 FGK stars from the HARPS GTO planet search program - IV. Carbon and C/O ratios for Galactic stellar populations and planet hosts A99

DOI: https://doi.org/10.1051/0004-6361/202141588

The Sun and the Heliosphere

Planets and planetary systems

Celestial mechanics and astrometry

Atomic, molecular, and nuclear data

Astronomical instrumentation

Catalogs and data

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J-PLUS: A first glimpse at the spectrophotometry of asteroids - The MOOJa catalog A47

DOI: https://doi.org/10.1051/0004-6361/202038477

Numerical methods and codes

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Nonsequential neural network for simultaneous, consistent classification, and photometric redshifts of OTELO galaxies A56

DOI: https://doi.org/10.1051/0004-6361/202141360