Ruprecht-Karls-Universität Heidelberg


Welcome to the Centre for Astronomy of Heidelberg University

Status as University of Excellence defended

Heidelberg University has defended its status as a University of Excellence and will receive funding for another seven years to continue strengthening its scientific and scholarly performance. (2026/03/11)

ZAH mourns Joachim Krautter

Prof. Joachim Krautter passed away on February 4th, 2026, in Neckargemünd. Throughout his professional career he was associated with LSW and the Department of Physics and Astronomy of Heidelberg University. (2026/03/11)

DFG funds Research Project in Galactic Archaeology

To reconstruct the formation history and “growth” of the Milky Way using novel methods in computational astrophysics, Dr Tobias Buck and Dr William Oliver are receiving funding from the German Research Foundation (DFG). (2026/03/03)

Festive Colloquium in Honor of Joachim Wambsganß

The retirement of Prof. Joachim Wambsganss, long-serving director of ARI, was celebrated in the historic Alte Aula of Heidelberg University with a memorable Festkolloquium entitled “Gravitational Lensing”. (2026/02/28)

International Conference on Microlensing in Heidelberg

The international conference "Microlensing 2026" (Febr. 23-27) for the first time takes place in Heidelberg and was primarily organized by ZAH scientists. (2026/02/20)

Largest turbulence simulation honoured by "HPCwire"

The largest turbulence simulation to date was honoured by the journal "HPCwire" as "Top HPC-Enabled Scientific Achievements". As part of the core team also Ralf Klessen contributed to this success.(2025/11/20)

More news and research highlights ►­►­►­►­

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ASTROPHYSICS CURRICULUM

Winter Term 25/26 ►►►►

Astro & Physics talks

HePhySTO – HEidelberg PHYsics Seminar Talks Organizer ►►►►



Next Astro colloquia
Apr 21
16:30		 Stellar populations as fossil record of galaxy evolution across half of the cosmic history
Anna Gallazzi (INAF/Osservatorio di Arcetri)
Heidelberg Joint Astronomical Colloquium
Philosophenweg 12, Main Lecture hall (gHS),
Apr 22
14:00		Cosmological galaxy formation – multi-phase gas, feedback, and how to solve the multi-scale problem
Rainer Weinberger (AIP)
ARI Special Colloquium
Astronomisches Rechen-Institut, Mönchhofstraße 12-14 [room in talk description], ARI library lounge
Apr 23
11:15		Black hole seeds formation in dense stellar clusters through stellar collisions
Marcelo Cortes Vergara (ARI)
ARI Institute Colloquium
ARI, Moenchhofstrasse 12-14, Seminarraum 1.OG

More colloquia

Recent ZAH publications
4/2026
Stoeva, Denitza; Stefanov, Atanas K. et al. (inc. Trifonov, Trifon)
Long-period magnetic activity in the K dwarf GJ1137 and a new super-Earth on a 9-day orbit: A cautionary tale for Jovian-analogue detection from Doppler surveys
A&A 708, A232(2026)

4/2026
Lisiecki, K.; Donevski, D. et al. (inc. Bertemes, C.)
Impact of stochastic star formation histories and dust information on selecting quiescent galaxies with JWST photometry
A&A 708, A235(2026)

4/2026
Kaczmarek, Z.; Halasi-Kun, A. et al.
Astrometric microlensing probes of the isolated neutron star population with Roman
A&A 707, A264(2026)


More publications