The U.S Space Mission STS 54 took place with the 3rd launch of the Endeavour space craft on January 13th 1993 and carried 5 Astronauts. They were John H. Casper, Commander, Donald R. McMonagle, Pilot, Mario Runco, Jr., Mission Specialist, Gregory J. Harbaugh, Mission Specialist & Susan J. Helms, Mission Specialist. The mission landed safely on January 19th 1993 at the Kennedy Space Centre in Florida.