STS-51FSTS-51F was the 19th flight of NASA's Space Shuttle program and the eighth flight of Space Shuttle Challenger. The crew assigned to the STS-51F mission included (kneeling left to right) Gordon Fullerton, commander; and Roy D. Bridges, pilot....The crewmembers of Space Shuttle mission 51-F have chosen as their insignia this design by Houston artist Skip Bradley. The...This illustration depicts the configuration of the Spacelab-2 in the cargo bay of the orbiter. Spacelab was a versatile laboratory...S85-36655 (24 June 1985) --- The seven crewmembers for STS 51-F/Spacelab 2 pose for photographers following their pre-flight press conference...STS 51-F crewmembers depart the Kennedy Space Center's operations and checkout building on their way to the launch pad for...S93-31601 (March 1993) --- The second Space Shuttle launch attempt of 1993 comes to an abrupt halt when one of...Challenger jumps off the launch pad in 1985 to begin a successful mission. The main purpose of this mission was...51F-S-068 (29 July 1985) --- The Space Shuttle Challenger heads toward Earth-orbit with the Spacelab-2 experiment pallet and a team...51F-S-038 (29 July 1985) ---An air-to-air view of the Space Shuttle orbiter Challenger, its two solid rocket boosters and external...51F-S-087 (1985) --- Close-up of Lou McFaddin (W5DID), an amateur radio operator employed at the Johnson Space Center (JSC), as...51F-17-011 (29 July-6 Aug 1985) --- Loren W. Acton, 51-F payload specialist, triggers a 35mm camera recording stellar imagery through...51F-06-017 (29 July-6 Aug. 1985) --- Crew portrait with sunglasses. C. Gordon Fullerton's head is at center. Others (bottom, l.-r.)...51F-13-021 (29 July-6 Aug 1985) --- Astronaut Story Musgrave, STS51F mission specialist, is seen hitching a zero-g ride on a...51F-08-010 (29 July-6 Aug 1985) --- C. Gordon Fullerton with consummables charts.While instruments on the pallets in the payload bay observed the universe, biological experiments were performed in the middeck of...51F-12-034 (29 July-6 Aug 1985) --- A ball of liquid floats aboard Challenger as one of the Spacelab 2 crewmembers...51F-31-006 (29 July -- 6 Aug. 1985) --- An oblique view of the sun rising over Earth during late July...51F-33-024 (29 July-6 Aug 1985) --- The Challenger's remote manipulator system (RMS) arm grasps the plasma diagnostics package (PDP) over...This STS-51F mission onboard Photograph shows some of the Spacelab-2 instruments in the cargo bay of the Orbiter Challenger. The...51F-42-069 (29 July-6 Aug 1985) --- The solar optical universal polarimeter (SOUP) experiment is visible among the cluster of Spacelab...51F-32-024 (29 July - 6 August 1985) --- Italy's boot heel" surrounded by waters of the Ionian Sea/Golfo di Taranto...51F-S-160 (6 Aug 1985) --- The Space Shuttle Challenger is moments away from touchdown on the dry lake bed at...51F-S-161 (6 Aug 1985) --- The Space Shuttle Challenger, with its seven member crew and battery of scientific experiments aboard,...51F-S-162 (6 Aug 1985) ---Mission Operations Director George W.S. Abbey, right, shakes hands with Astronaut C. Gordon Fullerton, as the...