Soviet Space ProgramProton / UR-500 K/D81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
Mars-3
Launched
May 28, 1971
Summary
Mars-3 launched on a Soviet Space Program Proton / UR-500 K/D from 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan on May 28, 1971. It was Soviet Space Program's 577th launch, 36th this year and humanity's 1,225th orbital launch attempt. It was the 27th Proton / UR-500 K/D flight and the 3rd this year. The payload was bound for Mars Orbit (Mars). 5 objects from this launch are catalogued, 2 of them payloads.
- Watch
- No webcast on record.
- Vehicle
- Proton / UR-500 K/D · Soviet Space Program
- Booster
- No booster details on record.
- Mission
- Robotic Exploration · Mars Orbit (Mars)
- Milestone
- 27th Proton / UR-500 K/D flight · 3rd this yearSoviet Space Program's 577th launch36th this yearhumanity's 1,225th orbital launch attempt54th orbital launch attempt this year
Flight preview
Catalogued objects
5 catalogued: 2 payloads, 3 components
- Mars-3 · NORAD 5252 · left Earth orbit May 29, 1971
- SA Marsa-3 · NORAD 5667 · left Earth orbit May 29, 1972
Data from J. McDowell, planet4589.org
About this launch
Mars orbiter and lander
Pad

81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
22nd launch from 81/23 (81L), 2nd this year · 326th from Baikonur Cosmodrome, Republic of Kazakhstan
104 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
17 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Mars-3 launch?
Mars-3 launched on May 28, 1971. The time is known to the hour, not the minute.
Where can I watch Mars-3?
No webcast is on record for this launch.
What rocket launched Mars-3?
Proton / UR-500 K/D, flown by Soviet Space Program. Proton / UR-500 K/D spec sheet
Where did Mars-3 launch from?
81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit was Mars-3 going to?
Mars Orbit (Mars), a robotic exploration mission.
How many satellites did Mars-3 launch?
2 payloads from this launch are catalogued (Data from J. McDowell, planet4589.org).
![[AUTO] Proton - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fproton_image_20231231095535.jpg&w=1600)