The crew assigned to the STS-51C mission included (kneeling in front left to right) Loren J. Schriver, pilot; and Thomas K. Mattingly, II, commander. Standing, left to right, are Gary E. Payton, payload specialist; and mission specialists James F. Buchli, and Ellison L. Onzuka. Launched aboard the Space Shuttle Discovery on January 24, 1985 at 2:50:00 pm (EST), the STS-51C was the first mission dedicated to the Department of Defense (DOD).

S85-26185 (24 Jan 1985) --- The Space Shuttle Discovery was photographed following engine ignition with a 35mm camera on the nearby service structure, as the vehicle headed for its third mission in Earth orbit. The five member STS-51C crew aboard consisted of astronauts Thomas K. (Ken) Mattingly II, Loren J. Shriver, James F. Buchli and Ellison S. Onizuka of NASA; and Gary E. Payton of the USAF.

S84-42223 (10 Nov. 1984) --- The crew insignia for STS-51C includes the names of its five crew members are astronauts Thomas K. Mattingly, commander; Loren J. Shriver, pilot; Ellison L. Onizuka and James F. Buchli, mission specialists; and Gary E. Payton, payload specialist. The NASA insignia design for space shuttle flights is reserved for use by the astronauts and for other official use as the NASA Administrator may authorize. Public availability has been approved only in the forms of illustrations by the various news media. When and if there is any change in this policy, which is not anticipated, the change will be publicly announced. Photo credit: NASA

S84-43708 (11 Oct 1984) --- These five crewmembers are scheduled to fly aboard the Space Shuttle Challenger for Mission STS-51C, scheduled for January of next year. Astronauts Thomas K. (Ken) Mattingly II (kneeling right) and Loren J. Shriver (kneeling left) are commander and pilot, respectively. Astronauts James F. Buchli (standing center) and Ellison L. Onizuka (right) are mission specialists. Gary E. Payton of the U.S. Air Force, left, is payload specialist. The crewmembers, holding their launch and entry helmets, were photographed with their crew insignia.

The state of Florida is clearly visible in this photo taken by the crew of space shuttle mission 51-C.

51C-143-027 (24-27 Jan 1985) --- This near-vertical photograph taken in January, 1985, shows the distribution pattern of muddy fresh water from the Mississippi River as it flows into the Gulf of Mexico. New Orleans, with its surrounding urban area, is highly reflective and appears at the top center. Light colored streaks of developed land extend on natural levees along the ancient La Fourche Delta to the west located at the top left of the view. The Chandeleur Islands, to the east of the present Mississippi Delta (center right), are remnants of the older delta lobe.

The crew insignia for STS Flight 51-C includes the names of its five crewmembers. The STS 51-C mission marked the third trip of the Space Shuttle Discovery into space. It was the first Space Shuttle mission totally dedicated to the Department of Defense. The U. S. Air Force Inertial Upper Stage Booster Rocket was successfully deployed. Due to the nature of the mission, few additional details of the flight were made available. Landing was made at the Kennedy Space Center, FL on January 27 at 4:23 PM EST. Mission duration was three days, one hour and 33 minutes.

S85-26933 (27 Jan 1985) --- An unusual almost-straight-on view of the Space Shuttle Discovery as its main landing gear touches down on the Shuttle landing facility runway at the Kennedy Space Center (KSC). Aboard the spacecraft for the STS-51C mission were astronauts Thomas K. (Ken) Mattingly II, Loren J. Shriver, James F. Buchli and Ellison S. Onizuka of NASA; and payload specialist Gary E. Payton of the USAF.