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Massive black holes from merger events in star clusters

A new study involving Michela Mapelli (ZAH/ITA) and collaborators suggests that the biggest black holes form through violent merging events in densely populated star clusters. (2026/05/08)

Uncovering Hidden Neutron Stars Across the Galaxy

In a new study Zofia Kaczmarek (ZAH/ARI) and colleagues show how the Roman Space Telescope will enable the discovery of quiescent neutron stars. (2026/05/07)

ALMA reveals the fine structure of star birth beyond the Milky Way

Heidelberg astronomers help uncover how dense stellar building blocks form in the Large Magellanic Cloud. (2026/04/26)

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)

More news and research highlights ►­►­►­►­

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ASTROPHYSICS CURRICULUM

Summer Term 26 ►►►►

Astro & Physics talks

HePhySTO – HEidelberg PHYsics Seminar Talks Organizer ►►►►



Next Astro colloquia
Jun 09
16:30		NLTE effects in the atmospheres of ultra-hot Jupiters
Luca Fossati (Space Research Institute, Austrian Academy of Sciences)
Heidelberg Joint Astronomical Colloquium
Philosophenweg 12, Main Lecture hall (gHS),
Jun 10
14:00		Evolution of Globular Cluster Systems from High Redshift to the Present
Oleg Gnedin (University of Michigan)
ARI Special Colloquium
ARI, Library lounge
Jun 11
11:15		Investigating Galaxy-Merger Rates in Euclid Q1 with Semi-Supervised Machine Learning
Laslo Ruhberg (ARI)
ARI Institute Colloquium
ARI, Moenchhofstrasse 12-14, Seminarraum 1.OG

More colloquia

Recent ZAH publications
5/2026
Kang, Y.; Paltani, S. et al. (inc. Zinchenko, I. A.)
Euclid: Improving redshift distribution reconstruction using a deep-to-wide transfer function
A&A 709, A55(2026)

5/2026
Longa-Peña, P.; Tregloan-Reed, J. et al. (inc. Hundertmark, M.)
Brightness evolution of LEO Starlink mega-constellation satellites from 2021 to 2023: a multiyear ground-based photometric study
MNRAS 548, ag552(2026)

5/2026
Lipman, Dani R.; Battersby, Cara et al. (inc. Klessen, Ralf S.)
3D CMZ. V. A New Orbital Model of Our Galaxy's Center, Informed by Data Across the Electromagnetic Spectrum
ApJ 1002, 24(2026)


More publications