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
2026
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- A.G Abac, I Abouelfettouh, F Acernese, K Ackley, C Adamcewicz, et al.. Black Hole Spectroscopy and Tests of General Relativity with GW250114. Phys.Rev.Lett., 2026, 136 (4), pp.041403. ⟨10.1103/6c61-fm1n⟩. ⟨hal-05491429⟩
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- A.G Abac, I Abouelfettouh, F Acernese, K Ackley, C Adamcewicz, et al.. All-sky search for long-duration gravitational-wave transients in the first part of the fourth LIGO-Virgo-KAGRA Observing run. Phys.Rev.D, 2026, 113 (8), pp.082004. ⟨10.1103/83j3-pgk1⟩. ⟨hal-05491504⟩
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- C. Afonso, J.-N. Albert, R. Ansari, E. Aubourg, J.-P. Beaulieu, et al.. EROS light-curve database. Astronomy & Astrophysics - A&A, 2026, 706, pp.A189. ⟨10.1051/0004-6361/202557321⟩. ⟨insu-05515624⟩
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- B. Agís-González, D. Hutsemékers, I. Liodakis, S. Cazzoli, D. Sluse, et al.. Polarization echoes from past nuclear activity in the quasi-periodic eruption source GSN 069. Astronomy & Astrophysics - A&A, 2026, 705, pp.L13. ⟨10.1051/0004-6361/202557342⟩. ⟨insu-05479935⟩
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- Andreas Bauswein, Aristeidis Nikolaidis, Georgios Lioutas, Hristijan Kochankovski, Prasanta Char, et al.. Stellar properties indicating the presence of hyperons in neutron stars. Physical Review Research, 2026, 8 (1), pp.013253. ⟨10.1103/ygtr-ktqk⟩. ⟨hal-05191608⟩
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