Cosmos 300 (Luna E-8-5)

Russia

Spacecraft n°:

USSR satellite n°:

Launch data:

Designation	04104 / 69080A
Launch date	23 Sep 1969 - 14:07:36 UT
Launch site	B, LC-81/24
Launch vehicle	Proton-K / D (#244-01)
Mission	Moon lander
Satellite type	Luna E-8-5 (#403)
Earth orbit on:
Perigee / Apogee	184 x 189 km
Inclination	51.5°
Period	min

Partiale Failure, Block D lost LOX due to valve defect.

Spacecraft data:

Manufacturer	Lavochkin
Platform
Mass at launch	5600 kg
Dry Mass	kg
Dimension
Basic shape
Solar array
Stabilization
DC power

Decay:

Descent date:	27 Sep 1969
Lifetime:	days

Mission details:

Robotic lunar soil return mission. Failed to leave low earth orbit due to Block D stage failure.

Ref.: #1, #7, #8, #14 - update: 08.11.10