|Launch Date||Apr. 20, 1964|
|Launch Site||Baikonur Cosmodrome, Kazakhstan, Russia |
Launch Site 1
This was another Soviet attempt to safely land a probe carrying an imaging system and radiation detector on the Moon.
None. The spacecraft failed to reach Earth orbit when its engine shut down too soon.
Apr. 20, 1964: Launch
This was the fifth Soviet attempt at a lunar soft-landing. The mission was aborted early when during the ascent to Earth orbit, the launch vehicle's third-stage engine prematurely
A subsequent investigation indicated that the engine cut off due to loss of power when a circuit between a battery in the fourth stage (which powered the third-stage engine) and the I-100 guidance unit was broken.
Launch Vehicle: 8K78M (no. T15000-21)
Spacecraft Mass: c. 1,420 kg
- imaging system
- radiation detector
Siddiqi, Asif A. Deep Space Chronicle: A Chronology of Deep Space and Planetary Probes 1958-2000, NASA, 2002.