EntityQ83998· pop 7· linked from 65 articlesDiscoverer 16Sign in to saveAmerican military reconnaissance satelliteConnectionsCoronaEntityCourier 1BEntityProject EchoEntityMissile Defense Alarm SystemEntityNASAConceptUnited States Air ForceEntitylow Earth orbitEntityfocal lengthEntityepochEntityVostok programmeEntityVandenberg Space Force BaseEntityreconnaissance satelliteEntityLockheed CorporationEntitygeocentric orbitEntityKorabl-Sputnik 2EntityNational Reconnaissance OfficeEntitypanoramic photographyEntityKorabl-Sputnik 1EntityTIROS-1Entityspacecraft busEntityCategoriesSatellite launch failuresSpacecraft launched in 1960