Aerial view of a landscape with fields, with a right angled structure in the middle. Above it, in a red box, the text “Visit GEO600, 10th Open Day, 23 August 23 2025, 12:00-16:00”

Tenth Open Day at GEO600

Visit the gravitational-wave detector near Sarstedt on 23 August 2025
GEO600 Very High Frequency

GEO600 Very High Frequency

GEO600 researchers will take their detector to the next level. Their goal is to search for gravitational waves at frequencies much higher than those observed by current instruments and to deepen our understanding of dark matter and the early Universe.
Technology development for gravitational-wave astronomy

Technology development for gravitational-wave astronomy

GEO600 is a key technology development center of the international gravitational-wave research community. Technologies developed and tested in the GEO project are now used in all large gravitational-wave detectors in the world.

Research

Advanced Technologies
GEO600 is the think tank for advanced detector technologies
GEO600 Diary
Building and operating a gravitational-wave detector
GEO Collaboration
The GEO Collaboration comprises 19 European research institutions.

For the public

Directions and visits to GEO600
The gravitational-wave detector GEO600 is situated 20 kilometers south of Hannover close to Sarstedt near the village Ruthe.
Movies about GEO600 and gravitational waves
Enjoy films about the first detection of gravitational waves, GEO600, aerial views of the detector, and many more.

News

Tenth Open Day at GEO600

July 01, 2025

The Senate of RWTH Aachen University awards Karsten Danzmann the academic degree of “Doktor der Naturwissenschaften honoris causa”. Danzmann ...

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