Strasbourg astronomical observatory - Observatoire astronomique de Strasbourg

Strasbourg astronomical Observatory is an Observatory providing services to the astronomical community, a faculty of the Strasbourg University (Unistra), and a mixed research unit from CNRS and Unistra. It is located on the historical campus of the University.

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Actus

Credits: Arabsalmani et al (2025, 2022)/ORIGINS

Credits: ESA/Gaia/DPAC, Stefan Payne-Wardenaar - CC BY-SA 3.0 IGO

Credits: XMM/ESA

Credits: © ObAS, CNRS - Université de Strasbourg

A necklace of pearls on a cosmic filament

6 February 2025 Filaments are slender, thread-like structures of dark matter, gas and galaxies, forming a complex network known as the cosmic web. Theoretical...

Last starlight for Gaia

15 January 2025 The European Space Agency’s Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than three trillion...

25 years of the XMM-Newton satellite

10 December 2024 On 10 December 1999, the Ariane 504 rocket, which at the time had a lot to make up for after dropping the Clusters mission in the mangroves of...

Serendipitous discovery with Aladin Lite

30 October 2024 An American team has just published an article in Nature highlighting the presence of a third star orbiting the high-mass X-ray binary (HMXB) V404...

Seminars & meetings

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--- Image sources :

XMM-Newton_spacecraft_model: XMM/ESA