ATDA, ATS, Alouette, Anna, Apollo, Ariel, Atlas-Score, Biosatellite, Comsat, Cosmos, Courier, Diapason, Discoverer, ERS, Early Bird, Echo, Elektron, Explorer, GATV, Gemini, Injun, Intelsat, Lofti, Luna, Lunar Orbiter, Lunik, Mariner, Mars probes, Mercury, Midas, Nimbus, OAO, OGO, OSO, Pageos, Pegasus, Pioneer, Proton, Ranger, Relay, Samos, San Marco, Secor, Sputnik, Surveyor, Syncom, Telstar, Transit, Vanguard, Viking, Voskhod, WRESAT, Zond, artificial satellite, artificial satellites, communications satellite, geo probe, geodetic satellite, geophysical satellite, navigational satellite, probe, research satellite, robot satellite, satellite, space satellite, spacecraft, sputnik, unmanned satellite, weather satellite