Lyndon B. Johnson Space Center
Houston, Texas 77058
He has military and civilian experience in 38 types of airplanes and helicopters and has logged approximately 6,000 hours total flight time.
Stewart was a mission specialist on Space Shuttle Mission 41-B, which launched from Kennedy Space Center, Florida, on February 3, 1984, landing eight days later on February 11,1984. During this flight, he and Captain Bruce McCandless, participated in two extravehicular activities (EVAs) to conduct first flight evaluations of the Manned Maneuvering Units (MMUs). These EVAs represented man's first untethered operations from a spacecraft in flight.
He next served as a mission specialist on STS 51-J, the second Space Shuttle Department of Defense mission, which launched from Kennedy Space Center, Florida, on October 3, 1985. This was the maiden voyage of the Atlantis, the final Orbiter in the Shuttle fleet. During this mission, he was responsible for a number of on-orbit activities. After 98 hours of orbital operations, Atlantis landed on Edwards Air Force Base, California, on October 7, 1985.
With the completion of this flight, he has logged a total of 289 hours in space, including approximately 12 hours of EVA operations.
ARCHIVAL BIOGRAPHY LAST UPDATED OCTOBER 1985