H.E.S.S. Announcements

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H.E.S.S. strongly represented at Gamma ’26 conference in Heidelberg

Last week saw the 9th Heidelberg International Symposium on High-Energy Gamma-Ray Astronomy (γ-2026) take place in its birthplace: Heidelberg, Germany. Many H.E.S.S. members attended, as pictured in the image, and...

New publication reporting world-leading limits on dark-matter annihilation

In a new publication that just appeared in Physical Review Letters, we make use of a very extensive set of observations that we have taken towards the direction of the...

New H.E.S.S. group at IRAP in Toulouse

We are pleased to announce the creation of a new H.E.S.S. group at the Institut de Recherche en Astrophysique et Planétologie (IRAP) in Toulouse, France. The IRAP has long-standing involvement...

Polish Minister of Foreign Affairs Radosław Sikorski visits H.E.S.S.

This month the H.E.S.S. was visited by the Polish Deputy Prime Minister, Minister of Foreign Affairs Radosław Sikorski. He was accompanied by Polish H.E.S.S. group leader Prof. Rafał Moderski (Nicolaus...

Collaboration Member Marianne Lemoine wins CNRS silver medal

Long-term H.E.S.S. Collaboration member Marianne Lemoine from the University of Bordeaux has been awarded a silver medal by the National Centre for Scientific Research (CNRS) in France. The laudatory text...

Collaboration Meeting in Zeuthen

Last week, the 1st semester 2026 H.E.S.S. Collaboration Meeting took place 21–24 April in Zeuthen, near Berlin, Germany. With more than 70 registered in-person participants, the meeting was very well...

The H.E.S.S. Collaboration regularly shares updates through communications, press releases, and announcements. These provide insights into recent discoveries, highlight ongoing research, and offer glimpses into the collaborative efforts of scientists working to understand the high-energy universe. Through these updates, H.E.S.S. engages with both the scientific community and the public, sharing significant findings and events that mark progress in gamma-ray astrophysics and the exploration of cosmic phenomena.