October 3, 1985 3:15 pm
STS-51-J
|
Space Shuttle
Kennedy Space Center, FL, USA
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Last Updated:
2026-07-12 22:20:48
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.
Launch Overview
Window Open
15:15 UTC
Window Close
15:15 UTC
Lift Off
Oct 3, 1985 · 15:15 UTC
Launch Facility
Kennedy Space Center, FL, USA
Launch Pad
Launch Complex 39A
Target Orbit
Low Earth Orbit
Payload Overview
Customer
Lockheed Space Operations Company
Payload
STS-51-J
Rocket
Space Shuttle
Destination
Low Earth Orbit
Recovery Overview
Landing Location
See Mission Notes
Landing Type
RTLS / Droneship
Watch Live
📺 Watch on YouTube
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.
Height
LEO Payload
Total Launches
Status
Lockheed Space Operations Company
Launch Complex 39A
Launch Overview
Window Open
15:15 UTC
Window Close
15:15 UTC
Lift Off
Oct 3, 1985 · 15:15 UTC
Launch Facility
Kennedy Space Center, FL, USA
Launch Pad
Launch Complex 39A
Target Orbit
Low Earth Orbit
Payload Overview
Customer
Lockheed Space Operations Company
Payload
STS-51-J
Rocket
Space Shuttle
Destination
Low Earth Orbit
Recovery Overview
Landing Location
See Mission Notes
Landing Type
RTLS / Droneship
Watch Live
📺 Watch on YouTube
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