STS-51J

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STS-51J
Organization NASA-Office of Space Flight (United States)
Mission type Human Crew
Launch date October 3, 1985 (1985-10-03)
Launch vehicle Space Shuttle
Launch site Cape Canaveral, United States
COSPAR ID 1985-092A
Experiments Here
Alternate Names STS 21,16115
Additional Information Here
Data Collection Here
Payload Mass Up Classified


STS 51-J was the first flight of the shuttle Atlantis. On board were Karol Bobko, Ronald Grabe, Robert Stewart, David Hilmers, and William Pailes. This was a US Department of Defense mission to launch two Defense Satellite Communications System (DSCS) satellites as part of a US military satellite constellation placed in geosynchronous orbit to provide high-volume, secure voice and data communications.


Mission patch: