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Past internal seminars

The evolution of cool dwarf spin rates: Data, models, and tensions

October 5, 2018
From 10:30 until 12:00

Marcel Agüeros Columbia   Stellar ages are notoriously difficult to measure accurately for main-sequence low-mass stars, severely limiting our ability to address questions ranging from the...[more]

Dark Matter and Dark Energy in the 2020s

September 21, 2018
From 10:30 until 12:00

Adriano Agnello ESO   Much of today's Universe is "dark". In the concordance cosmological scenario, Dark Energy is the likely culprit for the (observed) accelerated expansion of the Universe,...[more]

Latest news on the formation of massive galaxies and galaxy clusters with ALMA

September 14, 2018
From 10:30 until 12:00

David Elbaz CEA   Our understanding of galaxy formation is largely based on the use of the Lyman discontinuity in the ultraviolet spectrum of galaxies. Discovering "Lyman break galaxies"...[more]

Understanding the gas dynamics in the central 3 kpc of the Milky Way

September 7, 2018
From 10:30 until 12:00

Mattia Sormani Heidelberg I give an introduction to the gas dynamics in the bar region of the Milky Way, which is characterised by strong non-circular motions. I show how this allows to interpret...[more]

NoiseChisel: non-parametric detection and analysis of astronomical targets

August 31, 2018
From 10:30 until 12:00

Mohammad Akhlagi CRAL Astronomical instrumentation has greatly advanced over the last 40 years: with digital detectors, space telescopes and +8m class ground-based telescopes for example. However,...[more]

Dark matter in elliptical galaxies - the case of NGC 3311

June 29, 2018
From 10:30 until 12:00

Tom Richtler Universidad de Concepción   The question whether elliptical galaxies fall onto the same baryonic Tully-Fisher-relation as spiral galaxies, obviously is critical for the universal...[more]

Exploring galaxy evolution with deep learning

June 22, 2018
From 10:30 until 12:00

Marc Huertas-Company Observatoire de Paris   Thanks to rapidly improving technology,  astronomy is entering the big data era. New surveys that will be available in 2-5 years will contain...[more]

Astro lunch 19.06.2018

June 19, 2018
From 12:45 until 13:45

Karina Voggel (Utah Uni.)"The hunt for super-massive black holes in UCDs - Stripped nuclei as tracers of the assembly history of a Galaxy Cluster”Abstract: Central super-massive BHs (SMBHS) have...[more]

Search & Find
Jul 1 2020

Les élu(e)s du conseil de laboratoire de l'Observatoire astronomique de Strasbourg (ObAS) expriment...

May 13 2020

The ObAS seminars have moved online, every Friday morning at 10:30 here The program of the coming...

Oct 9 2020

Le Globe de Coronelli de Strasbourg restauré sera inauguré officiellement (sur invitation) ce...

Sep 19 2020

En raison de la situation sanitaire, il n'y aura pas de visites de la Grande Coupole de...

Jul 28 2020

CDS is hiring a researcher (M/F) on a 24 months contract for the scientific support to the...

Jul 21 2020

If you imagined a galaxy like the milky way, would you think of galaxy-wide magnetic fields?...