Astrophysics

ROSAT

Completed

Launched: 1 Jun 199021:48:00 UTC
Last contact: 12 Feb 1999
Duration: 8 years 8 months
Destinations: Low Earth orbit

A German-led X-ray observatory, built with the United States and the United Kingdom, that made the first imaging X-ray survey of the whole sky and catalogued more than 150,000 sources.

Milestones

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1992199419961998

Spacecraft

ROSAT

Telescope

Completed

Satellite carrying an X-ray telescope with an 84 cm mirror assembly and a smaller extreme-ultraviolet telescope.

Launch mass: 2,426 kg
Size: 4.5 m × 2.2 m, span 8.9 m
Power: Solar
Built by: Dornier
Last contact: 12 Feb 1999
Designator: 1990-049A

Mission details from nssdc.gsfc.nasa.gov.