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| STS-6 | |
|---|---|
| Name | STS-6 |
| Operator | National Aeronautics and Space Administration |
| Mission type | Crew transport / satellite deployment |
| Spacecraft | Space Shuttle Columbia (OV-102) |
| Launch date | April 4, 1983 |
| Landing date | April 9, 1983 |
| Launch site | Kennedy Space Center |
| Landing site | Edwards Air Force Base |
STS-6 was the fourth flight of the Space Shuttle Columbia (OV-102) and the first mission of the Space Shuttle program to carry a Tracking and Data Relay Satellite into orbit, marking a milestone in United States spaceflight and satellite communications. The flight tested new Extravehicular Activity hardware and procedures while involving a crew drawn from National Aeronautics and Space Administration astronaut corps with backgrounds tied to United States Air Force and Naval Postgraduate School training. The mission demonstrated integration among institutions such as Marshall Space Flight Center, Johnson Space Center, Rockwell International, and contractors like Hughes Aircraft Company.
The mission orbited with objectives including deployment of a Tracking and Data Relay Satellite developed by Hughes Aircraft Company for the Department of Defense and National Aeronautics and Space Administration use, validation of the Extravehicular Mobility Unit spacesuit with an extravehicular activity by crew members trained at Johnson Space Center, and a series of middeck experiments coordinated by Marshall Space Flight Center and Ames Research Center. Launch operations originated at Kennedy Space Center Launch Complex 39 and involved integration with Rockwell International orbiter modifications and United States Air Force telemetry networks. Flight rules and contingency procedures referenced standards from Federal Aviation Administration and interagency agreements with United States Geological Survey and National Oceanic and Atmospheric Administration for reentry tracking and recovery. The mission duration, flight profile, and payload bay configuration were planned in consultation with Cape Canaveral range safety and Johnson Space Center mission control teams.
The four-person crew included a commander and pilot with prior flight test and United States Air Force affiliations and two mission specialists with experience from Astronaut Group 8 and related astronaut corps training programs. Crew assignments involved coordination among NASA centers and contractor training at Rockwell International facilities and the Naval Air Systems Command. Selection and medical clearance procedures referenced standards from Johnson Space Center flight medicine and the United States Air Force aerospace physiology community. Public affairs and outreach connected the crew to institutions such as Smithsonian Institution and media organizations including National Public Radio and The Washington Post.
Primary payloads included a Tracking and Data Relay Satellite manufactured by Hughes Aircraft Company for later operation by Department of Defense and NASA networks, and the first operational Extravehicular Mobility Unit used for a planned extravehicular activity derived from designs influenced by work at Johnson Space Center and Marshall Space Flight Center. Secondary payloads and middeck experiments encompassed materials science and biomedical investigations coordinated with Ames Research Center, Langley Research Center, and university partners such as Massachusetts Institute of Technology and California Institute of Technology. The mission also carried instrumentation for atmospheric and upper-atmosphere studies developed with input from National Oceanic and Atmospheric Administration and United States Geological Survey researchers, while payload deployment operations involved contractors including McDonnell Douglas and integration teams from Kennedy Space Center.
Launch occurred from Kennedy Space Center Launch Complex 39 after range clearance and countdown procedures involving Cape Canaveral control, Air Force Eastern Test Range tracking, and Federal Aviation Administration airspace coordination. The orbiter achieved low Earth orbit insertion enabling deployment of the Tracking and Data Relay Satellite using an upper-stage booster procured via Hughes Aircraft Company and flight dynamics guidance from Johnson Space Center mission control. Re-entry and landing were executed at Edwards Air Force Base using approach techniques refined through Flight Test work with contractors such as Rockwell International and support from the United States Air Force recovery squadrons and NASA flight operations.
The mission experienced anomalies related to booster and avionics telemetry that required consultation among Johnson Space Center flight controllers, Marshall Space Flight Center engineers, and contractors at Rockwell International and Hughes Aircraft Company. An Extravehicular Activity was performed to test the Extravehicular Mobility Unit, during which suit performance and life-support telemetry prompted reviews by Johnson Space Center flight medicine and engineering divisions. Post-flight investigation involved collaboration with Sandia National Laboratories and the Jet Propulsion Laboratory for systems analysis and recommendations to the National Aeronautics and Space Administration program office to refine procedures and hardware.
The flight established operational precedents for Tracking and Data Relay Satellite deployment that later underpinned Hubble Space Telescope servicing support and expanded NASA's near-Earth communications architecture used by programs at Johnson Space Center, Marshall Space Flight Center, and Jet Propulsion Laboratory. Lessons from the Extravehicular Mobility Unit test influenced spacesuit development applied in subsequent Space Shuttle missions and international cooperation with programs at European Space Agency and Canadian Space Agency. The mission's integration of contractors such as Hughes Aircraft Company and Rockwell International into flight operations informed procurement and risk management reforms at National Aeronautics and Space Administration and shaped training curricula at institutions including United States Air Force test pilot schools and Naval Postgraduate School.