EntityQ1159899· pop 33· linked from 298 articlesLuna 4Sign in to savespace probeConnectionsEnvironmental Research SatelliteEntityEuropean Space AgencyEntityLuna programmeEntityLunokhod programmeEntitySyncomEntityMoonConceptSoviet UnionConceptNASAConceptNikita KhrushchevEntityouter spaceEntitySimferopolEntitynewtonEntityApollo 11Conceptpublic domainEntityApollo programConcepthertzEntitynitric acidEntityBaikonur CosmodromeEntitySergei KorolevEntityamineEntityCategories1963 in the Soviet UnionLuna programmeSource attributionSoviet missions to the MoonSpacecraft launched in 1963