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STS-61

STS-61 was NASA's first Hubble Space Telescope servicing mission and Space Shuttle Endeavour's fifth flight. The mission launched from Kennedy Space Center's Launch Complex 39B on December 2, 1993, with Richard O. Covey commanding, Kenneth D. Bowersox piloting, and Story Musgrave, Kathryn C. Thornton, Claude Nicollier, Jeffrey A. Hoffman, and Thomas D. Akers serving as mission specialists. After rendezvous, Nicollier used Endeavour's robotic arm to capture Hubble and berth it in the payload bay. Over five EVAs, the crew replaced failed gyroscope and electronics units, installed new solar arrays, added the Wide Field/Planetary Camera 2, installed COSTAR to compensate for Hubble's mirror flaw, and completed additional telescope servicing work. Endeavour redeployed Hubble and landed at Kennedy's Shuttle Landing Facility on December 13, 1993, after a mission lasting nearly eleven days.

STS-61
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Identity

Aliases
Hubble Servicing Mission 1HST Servicing Mission 1SM1Endeavour STS-61STS 61
Name
STS-61
Status
completed

Details

Astronauts
Description
STS-61 was NASA's first Hubble Space Telescope servicing mission and Space Shuttle Endeavour's fifth flight. The mission launched from Kennedy Space Center's Launch Complex 39B on December 2, 1993, with Richard O. Covey commanding, Kenneth D. Bowersox piloting, and Story Musgrave, Kathryn C. Thornton, Claude Nicollier, Jeffrey A. Hoffman, and Thomas D. Akers serving as mission specialists. After rendezvous, Nicollier used Endeavour's robotic arm to capture Hubble and berth it in the payload bay. Over five EVAs, the crew replaced failed gyroscope and electronics units, installed new solar arrays, added the Wide Field/Planetary Camera 2, installed COSTAR to compensate for Hubble's mirror flaw, and completed additional telescope servicing work. Endeavour redeployed Hubble and landed at Kennedy's Shuttle Landing Facility on December 13, 1993, after a mission lasting nearly eleven days.
End Date
1993-12-13
Landing Site
Launch Site
Outcome
Successfully completed Hubble Servicing Mission 1 through five spacewalks, installing COSTAR, WFPC2, replacement solar arrays, gyroscopes, and other hardware that restored the observatory's planned scientific performance.
Program
Space Shuttle program
Start Date
1993-12-02
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Creation Time
April 26, 2026 at 16:15:33 UTC
Updated Time
July 22, 2026 at 19:07:29 UTC

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