EntityQ1119594· pop 8· linked from 71 articlesKosmos 20Sign in to saveSoviet optical film-return reconnaissance satelliteConnectionsEnvironmental Research SatelliteEntityZenitEntitySyncomEntityKazakhstanCountryRussianEntitySoviet UnionConceptpublic domainEntityradiationEntityparachuteEntityBaikonur CosmodromeEntityorbital periodEntityapsisEntitylow Earth orbitEntityorbital inclinationEntityepochEntityVostok programmeEntityhuman spaceflightEntityreconnaissance satelliteEntityVostok 6Entitygeocentric orbitEntityCategoriesKosmos satellitesSource attributionSpacecraft launched in 1963Spacecraft which reentered in 1963Zenit-2 satellites