Sputnik 7Rocket launchby RussiaLaunch time4 Feb 196101:18 UTCfailureSerial number: L1-7Venus probe.Fourth stage ignition failed, achieved Earth orbit.MissionRocketPayloadsRocket Molniyalaunched from Baikonur Cosmodrome, Pad 1/5KazakhstanPayloadsNamePurposeMassCommentSputnik 7 (Venera)---