Worlds of David Darling
Encyclopedia of Science
   
Home > Encyclopedia of Science

Granat





Granat
An orbiting Russian X-ray and gamma-ray observatory for studying the sky in the energy range 2 keV–100 MeV; "Granat" is Russian for "garnet." After an initial period of pointed observations, Granat went into survey mode in September 1994 and continued operating until November 1998. The mission was carried out in collaboration with scientists from France, Denmark, and Bulgaria.


launch date Dec. 1, 1989
launch vehicle Proton
launch site Baikonur
orbit 53,697 × 149,862 km × 86.6°
mass 3,200 kg


Related entry

   • X-ray satellites


Related category

   • SATELLITES AND SPACE PROBES