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Discoverer 21

NSSDCA/COSPAR ID: 1961-006A

Description

Discoverer 21 was a USAF photographic surveillance satellite designed to assess how rapidly the Soviet Union was producing long-range bombers and ballistic missiles, and where they were being deployed. It was part of the Corona program which was also used to produce maps and charts for the Department of Defense and other US government mapping programs.

Like Discoverer 19, it carried no film capsule. Its purpose was to test whether the rocket engine could be restarted in space.

Alternate Names

  • 00084

Facts in Brief

Launch Date: 1961-02-18
Launch Vehicle: Thor
Launch Site: Vandenberg AFB, United States
Mass: 1110.0 kg

Funding Agency

  • Department of Defense-Department of the Navy (United States)

Discipline

  • Surveillance and Other Military

Additional Information

Questions or comments about this spacecraft can be directed to: Coordinated Request and User Support Office.

 
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