Tags: Spacecraft.
The Venera 11 (Russian: Венера-11 meaning Venus 11) was a USSR unmanned space mission part of the Venera program to explore the planet Venus. Venera 11 was launched on 9 September 1978 at 3:25:39 UTC.Separating from its flight platform on December 23 1978 the lander entered the Venus atmosphere two days later on December 25 at 11.2 km/s. During the descent it employed aerodynamic braking followed by parachute braking and ending with atmospheric braking.
