S82-32169 (26 May 1982) --- View of the Space Shuttle Columbia sitting on Launch Pad 39A at Kennedy Space Center (KSC), following rollout for STS-4, as preparations continued toward a late June launch. The fourth liftoff of the Columbia marked the beginning of the final test flight in the Space Transportation System (STS) program. Astronauts Thomas K Mattingly II and Henry W. Hartsfield manned the vehicle for a scheduled eight-day flight.