Recorded mission
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Lockheed Space Operations Company
Space Shuttle Atlantis / OV-104 | STS-51-J
Recorded mission coverage
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Mission brief
The flight at a glance.
STS-51-J was the twenty-first space shuttle mission and the maiden flight of the Space Shuttle Atlantis. It was the second mission dedicated to deploying a Department of Defence payload. It was a classified mission however we do know that it deployed two 10 satellites.
Open the full mission →Published flight sequence
Know what comes next.
Planned timings relative to the target. These steps do not indicate live progress.
A flight sequence has not been published for this mission.