launched by Russia

Kosmos 300

Failure
SEP 23196914:07:00 UTC

Blok D failure due to defective LOX valve.

launched from Pad 81/24 Baikonur

aboard Proton K/D 8K82K/11S824 244-01 into LEO

Payload

Kosmos 300 (Luna E-8-5 #403)

Lunar sample return