Mars 7
Spacecraft
Mars 7, also known as 3MP No.51P was a Soviet spacecraft launched in 1973 to explore Mars. A 3MP bus spacecraft which comprised the final mission of the Mars programme, it consisted of a lander and a coast stage with instruments to study Mars as... Wikipedia
Launch date: August 9, 1973
Launch mass: 3,260 kg (fueled lander and bus)
Mission duration: 7 months (launch to nearest approach)
Rocket: Proton-K/D
SATCAT no.: Bus: 6776; Lander: 7224
Spacecraft: 3MP No.51P