EntityQ2503162· pop 16· linked from 268 articlesMars 1969ASign in to saveSoviet Mars probeConnectionsMars programEntityMariner 6 and 7EntityMars Exploration ProgramEntityEnvironmental Research SatelliteEntityMarsEntitySoviet UnionConceptApollo 11ConceptAltai MountainsEntitywater vaporEntityBaikonur CosmodromeEntityRosettaEntityOCLC, Inc.Entitymass spectrometryEntityPhoenixEntityApollo 8EntityPerseveranceEntitylaunch vehicleEntitySpiritEntityDawnEntityOpportunityEntityCategories1969 in the Soviet UnionMars programSoviet missions to MarsSpacecraft launched in 1969