Status
Success
Cosmos 990
Launch Time
Fri Feb 17, 1978 16:33 UTC
Fri Feb 17, 1978 16:33 UTC
Rocket
Mission Details
Cosmos 990
Cosmos 990 is a satellite of the Strela-2M constellation. These satellites operate as mailboxes: they remember the received messages and then resend them after scheduled time, or by command from the Earth. Some sources state the satellites are capable of only three months of active operation, but in accordance to others they can serve for about five years. The satellites are used for transmission of encrypted messages and images.
Payloads: 1
Total Mass: 800.0 kg
Low Earth Orbit
Location
Site 132/2, Plesetsk Cosmodrome, Russia
Stats
1978
19th orbital launch attempt
Cosmos-3
198th mission
3rd mission of 1978
182nd successful mission
7th consecutive successful mission