Proton | Mars-2c
Soviet Space Program flew Proton | Mars-2c on a Proton out of Baikonur Cosmodrome, Republic of Kazakhstan, placing its payload in Mars.
- Launch time
- Status
- FAILED
- Operator
- Soviet Space Program
- Mission type
- Robotic Exploration
- Rocket
- Proton
- Launch site
- Baikonur Cosmodrome, Republic of Kazakhstan
- Launch pad
- 81/24 (81P)
- Payload
- —
- Target orbit
- Mars

Mission timeline
- 1969-04-02T10:33:00.000ZProton roars off the pad at Baikonur Cosmodrome, Republic of Kazakhstan.
- The vehicle reaches Max Q, the highest aerodynamic load of the flight.
- Flight anomaly — the mission is unsuccessful.