Research

© 2025 Observatoire Astronomique de Strasbourg | Webdesign et développement Alchimy.

A broad range of research topics are studied by the researchers of the Strasbourg astronomical Observatory: stellar physics, compact objects and black holes, and their extreme environment, the interstellar medium, nearby galaxies, including the Milky Way, the evolution of galaxies, and the cosmology and reionisation of the Universe.

Research teams

ObAS publications

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    Journal articles

    2025

    ref_biblio
    Eric P Andersson, Martin P Rey, Andrew Pontzen, Corentin Cadiou, Oscar Agertz, et al.. EDGE-INFERNO: Simulating Every Observable Star in Faint Dwarf Galaxies and Their Consequences for Resolved-star Photometric Surveys. The Astrophysical Journal, 2025, 978, ⟨10.3847/1538-4357/ad99d6⟩. ⟨insu-04918555⟩
    Accès au texte intégral et bibtex
    https://insu.hal.science/insu-04918555/file/Andersson_2025_ApJ_978_129.pdf BibTex
    ref_biblio
    Maryam Arabsalmani, Sambit Roychowdhury, Benjamin Schneider, Volker Springel, Emeric Le Floc'H, et al.. Pearls on a String: Dark and Bright Galaxies on a Strikingly Straight and Narrow Filament. The Astrophysical journal letters, 2025, 980 (1), pp.L2. ⟨10.3847/2041-8213/ada779⟩. ⟨hal-04940022⟩
    Accès au texte intégral et bibtex
    https://hal.science/hal-04940022/file/Arabsalmani_2025_ApJL_980_L2.pdf BibTex
    ref_biblio
    M Cropper, A Al-Bahlawan, J Amiaux, S Awan, R Azzollini, et al.. Euclid. II. The VIS Instrument. Astron.Astrophys., 2025, ⟨10.1051/0004-6361/202450996⟩. ⟨hal-04592354⟩
    Accès au bibtex
    https://arxiv.org/pdf/2405.13492 BibTex
    ref_biblio
    E. Gosset, Y. Damerdji, T. Morel, L. Delchambre, J.-L. Halbwachs, et al.. Gaia Data Release 3: Spectroscopic binary-star orbital solutions. Astronomy & Astrophysics - A&A, 2025, 693, pp.A124. ⟨10.1051/0004-6361/202450600⟩. ⟨insu-04916267⟩
    Accès au texte intégral et bibtex
    https://insu.hal.science/insu-04916267/file/aa50600-24.pdf BibTex
    ref_biblio
    B Y Irureta-Goyena, E. Rachith, S. Hellmich, J.-P. Kneib, B. Altieri, et al.. A method for asteroid detection using convolutional neural networks on VST images. Astronomy & Astrophysics - A&A, 2025, 694, pp.A49. ⟨10.1051/0004-6361/202452756⟩. ⟨insu-04942333⟩
    Accès au texte intégral et bibtex
    https://insu.hal.science/insu-04942333/file/aa52756-24.pdf BibTex