Venera 4 (4V-1), a Soviet Venus atmospheric-entry probe—the first spacecraft to return in-situ data from another planet's atmosphere. Molniya-M/Blok VL from Baikonur Site 1/5 lofted it on 12 June 1967; entered Venus's atmosphere on 18 October 1967.
- Outcome
- Success
- Orbit
- Venus
- Payload to orbit
- 1.7 T
- Flight
- 9th
- of 272 Molniya-M 2BL flights
- Date and time
- 12 June 1967, 02:39 UTC
- Rocket
- Molniya-M 2BL
- Builder
- Progress RSC
- Launch site
- 1/5, Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Robotic Exploration
- International designator
- 1967-058
- Launches in 1967
- 63rd of 139
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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