Mars 6 (M-73 Lander #1), a Soviet Lavochkin Mars flyby bus with detachable lander, third of the 1973 Mars quartet. Proton-K Blok-D from Baikonur LC-81/23 launched on 5 August 1973; the lander later returned limited descent data before contact was lost near the surface.
- Outcome
- Success
- Orbit
- Mars flyby
- Payload to orbit
- 4.5 T
- Flight
- 33rd
- of 38 Proton / UR-500 K/D flights
- Date and time
- 5 August 1973, 17:45 UTC
- Rocket
- Proton / UR-500 K/D
- Builder
- Khrunichev
- Launch site
- 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Robotic Exploration
- International designator
- 1973-052
- Launches in 1973
- 58th of 116
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Space Atlas shows the satellites and rocket stages from this launch in 3D.
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