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HomeLaunch HistoryRocket EncyclopediaFuture LaunchesStatistics & ChartsDashboard

28 February 1959, 21:49 UTC

Discoverer 1

Thor Agena AVandenberg SFB, CA, USA
Drawing of the Thor Agena A for Discoverer 1

Discoverer 1 (Corona KH-1 prototype), the maiden Thor-Agena A flight from Vandenberg carrying a camera-less reconnaissance test satellite for polar-orbit spy-satellite development. Agena telemetry was lost after about 12 minutes; the payload is generally presumed to have impacted near Antarctica without a confirmed orbit.

Outcome
Failure
Orbit
PO
Polar orbit
Payload to orbit
Did not reach orbit
Flight
1st
of 15 Thor Agena A flights
Date and time
28 February 1959, 21:49 UTC
Builder
McDonnell Douglas
Launch site
Space Launch Complex 1W, Vandenberg SFB, CA, USA
Payload
Government/Top Secret
International designator
1959-002
Launches in 1959
3rd of 23

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