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Astronomy & Astrophysics

Volume 655 (November 2021)


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Letters to the Editor

Planets and planetary systems


Atomic, molecular, and nuclear data


Astrophysical processes


Stellar structure and evolution


Astronomical instrumentation


Stellar structure and evolution


Interstellar and circumstellar matter


Planets and planetary systems


Interstellar and circumstellar matter


Cosmology (including clusters of galaxies)


Interstellar and circumstellar matter


The Sun and the Heliosphere


Planets and planetary systems


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

Astronomical instrumentation


Catalogs and data


Planets and planetary systems


Extragalactic astronomy


Planets and planetary systems


Astrophysical processes


Galactic structure, stellar clusters and populations


Planets and planetary systems


Extragalactic astronomy


Galactic structure, stellar clusters and populations


Stellar structure and evolution

Free Access

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

The Sun and the Heliosphere


Stellar structure and evolution


Numerical methods and codes


Stellar structure and evolution


Interstellar and circumstellar matter


Stellar structure and evolution


Extragalactic astronomy


Stellar atmospheres


Astrophysical processes


Astronomical instrumentation


Astrophysical processes


Catalogs and data


Astrophysical processes


Extragalactic astronomy


Stellar structure and evolution


Cosmology (including clusters of galaxies)


Galactic structure, stellar clusters and populations


Interstellar and circumstellar matter


Catalogs and data

Free Access

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

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

Planets and planetary systems


The Sun and the Heliosphere


Stellar structure and evolution

Free Access

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

Numerical methods and codes


Cosmology (including clusters of galaxies)


Galactic structure, stellar clusters and populations


Numerical methods and codes

Free Access

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

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

The Sun and the Heliosphere


Extragalactic astronomy


Stellar structure and evolution


Extragalactic astronomy


The Sun and the Heliosphere


Planets and planetary systems


Stellar structure and evolution


Interstellar and circumstellar matter

Free Access

Which molecule traces what: Chemical diagnostics of protostellar sources A65

DOI: https://doi.org/10.1051/0004-6361/202140692

Planets and planetary systems


Stellar atmospheres


Galactic structure, stellar clusters and populations


Planets and planetary systems


Cosmology (including clusters of galaxies)


Galactic structure, stellar clusters and populations


Interstellar and circumstellar matter

Free Access

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

Atomic, molecular, and nuclear data


Stellar atmospheres


Interstellar and circumstellar matter


The Sun and the Heliosphere


Astrophysical processes


The Sun and the Heliosphere


Interstellar and circumstellar matter


Cosmology (including clusters of galaxies)


Numerical methods and codes


Planets and planetary systems


Interstellar and circumstellar matter


Stellar structure and evolution


Interstellar and circumstellar matter


Numerical methods and codes


Extragalactic astronomy


Stellar structure and evolution


Planets and planetary systems


Extragalactic astronomy


Celestial mechanics and astrometry


Extragalactic astronomy


Stellar structure and evolution


Extragalactic astronomy


Stellar structure and evolution


Stellar atmospheres


Interstellar and circumstellar matter


Extragalactic astronomy


Cosmology (including clusters of galaxies)


Extragalactic astronomy


Stellar structure and evolution


Stellar atmospheres


The Sun and the Heliosphere


Interstellar and circumstellar matter


Extragalactic astronomy


Astrophysical processes


Galactic structure, stellar clusters and populations


Planets and planetary systems


Stellar atmospheres


Cosmology (including clusters of galaxies)


Astronomical instrumentation


Galactic structure, stellar clusters and populations

Celestial mechanics and astrometry


Extragalactic astronomy