STS-82

STS-82
Name	STS-82
Mission type	Hubble Space Telescope servicing mission
Operator	National Aeronautics and Space Administration
Cospar id	1997-009A
Satcat	24712
Mission duration	9 days, 23 hours, 37 minutes, 9 seconds
Launch date	1997-02-11
Launch site	Kennedy Space Center
Landing date	1997-02-21
Landing site	Kennedy Space Center Runway 33
Spacecraft	Space Shuttle Discovery

STS-82. STS-82 was the second dedicated servicing mission to the Hubble Space Telescope, conducted by the National Aeronautics and Space Administration using the Space Shuttle orbiter Discovery in February 1997. The flight built on lessons from STS-61 and influenced later missions such as STS-103 and STS-125, while interacting with infrastructure and programs like Johnson Space Center, Marshall Space Flight Center, Goddard Space Flight Center, and the European Space Agency.

Mission overview

The mission objective centered on upgrading the Hubble Space Telescope instruments and performing maintenance, extending capabilities demonstrated by Corrective Optics Space Telescope Axial Replacement efforts and the instrument suite including the Wide Field and Planetary Camera lineage and the Goddard High Resolution Spectrograph. Launched from Kennedy Space Center and landing at Kennedy Space Center Runway 33, the flight profile used orbital operations coordinated with Mission Control at Johnson Space Center and relied on payload processing at Kennedy Space Center and support from Goddard Space Flight Center. The mission integrated hardware from contractors such as Lockheed Martin, Ball Aerospace, and PerkinElmer and influenced follow-on servicing architectures for James Webb Space Telescope planning debates and robotic servicing proposals debated at NASA Headquarters.

Crew

The seven-person crew included mission specialists and pilots drawn from NASA Astronaut Corps members with prior flight experience including Kenneth D. Bowersox, Scott J. "Doc" Horowitz, Mark C. Lee, Steven L. Smith, Joseph R. "Joe" Tanner, Steven A. Hawley, and commander Kenneth D. Bowersox (dual-role noted in mission assignment records). Crew training incorporated simulations at Johnson Space Center, neutral buoyancy rehearsals at the Neutral Buoyancy Laboratory, and tool qualification at Marshall Space Flight Center and contractor facilities such as Rockwell International and McDonnell Douglas test sites.

Payload and experiments

Payload elements focused on replacement instruments and auxiliary hardware for the Hubble Space Telescope, notably the Space Telescope Imaging Spectrograph and the Near Infrared Camera and Multi-Object Spectrometer, alongside new solar arrays-related hardware and thermal control components developed at Goddard Space Flight Center, Ball Aerospace, and industry partners. The middeck and dedicated experiment racks hosted investigations from institutions including Massachusetts Institute of Technology, California Institute of Technology, University of Arizona, University of Colorado Boulder, and payload specialists coordinated with the Space Telescope Science Institute for on-orbit acceptance tests. The flight carried science experiments tied to data analysis teams at European Space Agency member institutions and archival programs at Smithsonian Institution and the National Air and Space Museum.

Spacewalks

The mission executed a series of extravehicular activities staged from the orbiter airlock using Extravehicular Mobility Unit suits and tools stowed in the Space Shuttle payload bay. EVAs were planned and rehearsed in the Neutral Buoyancy Laboratory and supported by the Mission Control EVA Flight Controller team, and utilized specialized hardware such as the Canadarm2-precursor operations concepts and contingency plans coordinated with Canadian Space Agency procedures. Astronauts performed instrument removals and installations, electrical mate/demate tasks, and grapple operations using techniques developed during STS-61 and validated for later missions including STS-103.

Flight timeline

Launch occurred from Kennedy Space Center on 11 February 1997 with rendezvous and proximity operations executed using orbital navigation strategies honed by teams at Johnson Space Center, Goddard Space Flight Center, and the Jet Propulsion Laboratory. Over the nine-day mission the crew conducted multiple EVAs, payload bay operations, on-orbit testing of replacement instruments, and coordinated downlink sessions to the Space Telescope Science Institute and science teams at Massachusetts Institute of Technology and California Institute of Technology. After completing servicing tasks the orbiter stowed the telescope for release and performed separation maneuvers before a return to atmospheric entry and landing at Kennedy Space Center Runway 33 on 21 February 1997.

Mission outcomes and legacy

The servicing accomplished by the crew restored and enhanced scientific capabilities of the Hubble Space Telescope, enabling discoveries published by teams at Space Telescope Science Institute, European Southern Observatory, Max Planck Society, Harvard–Smithsonian Center for Astrophysics, and university consortia. Results influenced instrument design and maintenance planning for future observatories including James Webb Space Telescope discussions and stimulated technology transfer to industry partners such as Ball Aerospace and Lockheed Martin. Operational lessons shaped EVA techniques, tool design, and programmatic planning at Johnson Space Center and informed policy debates at NASA Headquarters and the United States Congress concerning human servicing of space telescopes.

Category:Space Shuttle missions Category:Hubble Space Telescope servicing missions