Learn more about the H.E.S.S. telescopes
Find out how imaging atmospheric Cherenkov telescopes work and how they are used to study high-energy gamma rays from the Universe.
THE HIGH ENERGY STEREOSCOPIC SYSTEM
A facility to explore the high-energy frontiers of the Universe. Proudly based in Namibia.
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24 years of world-class science
and more to offer
Probing the Universe with high-energy gamma rays in the Southern Hemisphere.
Cherenkov telescopes
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H.E.S.S. News
We regularly publish news on our website – browse through the News Archive to find older News items!
The annual award supported by the L’Oréal foundation, the UNESCO and the French Academy of Sciences recognises PhD students and postdoctoral researchers for the excellence of their work and their...
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A new H.E.S.S. publication has just appeared in the Journal of Cosmology and Astroparticle Physics. For this study, we have investigated how the spectra of a class of distant gamma-ray...
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Francis Halzen from the University of Wisconsin-Madison, principal investigator of the IceCube Neutrino Observatory, is the recipient of the 2026 Nobel Prize in Physics! He was awarded the prize for...
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H.E.S.S. Source of the Month
(Almost) every month a TeV gamma-ray source investigated with the H.E.S.S. telescopes is featured. Which one is your favourite?
See also the H.E.S.S. Science page for a general overview of the physics we do with H.E.S.S. and the types of sources we study.
A spectral steepening in the Galactic Centre ridge spectrum
Hunting dark matter in the Milky Way: constraints on spectral line features and the thermal Higgsino
Probing the Galactic Centre Source HESS J1745–290 through long-term monitoring of its gamma-ray flux
Cataloguing the high-energy Universe: the H.E.S.S. Extragalactic Sky Survey
A H.E.S.S. Retrospective on Gamma-Ray Bursts
Check Out the SCIENCE WE DO WITH H.E.S.S.
Dive into the scientific research we perform using the H.E.S.S. telescopes!
Discover the H.E.S.S. Site in Namibia
Get an impression of where the H.E.S.S. experiment is located and which facilities we have on the site.
Contact us
The H.E.S.S. telescopes are located in the Khomas Highland of Namibia, on the Farm Göllschau, about 100 km south-west of Windhoek, Namibia’s capital. The exact location is 23o16’18” S, 16o30’00” E, at 1800m above sea level.
