The U.S. Navy began replacing and upgrading its ultra-high frequency (UHF) satellite communications network during the 1990s with a constellation of customized satellites built by Hughes Space and Communications Company. Known as the UFO (Ultra High Frequency Follow On) series, these HS-601 model satellites support the Navy's global communications network, serving ships at sea and a variety of other U.S. military fixed and mobile terminals.
Geostationary OrbitSTS-73 was a Space Shuttle program mission, during October–November 1995, on board the space shuttle Columbia. The mission was the second mission for the United States Microgravity Laboratory. The crew, who spent 16 days in space, were broken up into 2 teams, the red team and the blue team. The mission also included several Detailed Test Objectives or DTO's.
Low Earth OrbitWith its constellation of Astra spacecraft, Société Européenne des Satellites (SES) of Luxembourg is delivering analog as well as digital television and radio services across Europe. Hughes Space and Communications Company (HSC) was building a series of Hughes 601 and Hughes 601HP body-stabilized model spacecraft for SES in its facilities in El Segundo, Calif.
Geostationary OrbitThe Luch-2 or Gelios satellites were the second generation of Soviet and later Russian data relay satellites. These satellites were improved versions of Luch (Altair) series and provided communications service to the Mir space station, Buran space shuttle, Soyuz-TM spacecraft, military satellites and the TsUPK ground control center.
Geostationary OrbitSTS-69 was a Space Shuttle Endeavour mission, and the second flight of the Wake Shield Facility (WSF). The mission launched from Kennedy Space Center, Florida on 7 September 1995. It was the 100th successful manned NASA spaceflight, not including X-15 flights.
Low Earth Orbit