Mars 4
Mars 4 was the M-73S No. 52S Mars-orbiter spacecraft launched on 21 July 1973; a retro-engine malfunction prevented orbit insertion, but it returned data during its 10 February 1974 Mars flyby before entering heliocentric orbit.
Identity
- Aliases
- Mars 4M-73S No. 52S3MS No. 52S
- Name
- Mars 4
- Status
- lost
Details
- Description
- Mars 4 was the M-73S No. 52S Mars-orbiter spacecraft launched on 21 July 1973; a retro-engine malfunction prevented orbit insertion, but it returned data during its 10 February 1974 Mars flyby before entering heliocentric orbit.
- First Flight Date
- 1973-07-21
- Vehicle Family
Links
Assets & Meta
- Creation Time
- August 6, 2026 at 18:05:50 UTC
- Updated Time
- August 6, 2026 at 18:05:50 UTC
Other
- Last Flight Date
- 1974-02-10
- Serial Number
- No. 52S
- Vehicle Code
- M-73S No. 52S