Donald Ray McMonagle is a former astronaut and a veteran of three shuttle flights. He became the Manager, Launch Integration, at the Kennedy Space Center, Florida, on August 15, 1997. In this capacity he was responsible for final shuttle preparation, launch execution, and return of the orbiter to KSC following landings at any other location. He was chair of the Mission Management Team, and was the final authority for launch decision.

William Francis Readdy is a former Associate Administrator of the Office of Space Flight, at NASA Headquarters. He graduated from McLean High School, McLean, Virginia, in 1970 and received a Bachelor of Science degree in Aerospace Engineering (with honors) from the U.S. Naval Academy in 1974. He's a distinguished graduate of the U.S. Naval Test Pilot School 1980. Readdy is a Fellow of the Society of Experimental Test Pilots, the Explorers Club, and the Royal Astronautical Society and is an Associate Fellow of the AIAA. He also belongs to the Association of Space Explorers.

Kenneth Stanley Reightler Jr. is a former NASA astronaut.

Thomas Dale Akers is a former American astronaut in NASA's Space Shuttle program.

Nancy Jan Davis is a former American astronaut. A veteran of three space flights, Davis logged over 673 hours in space. She is now retired from NASA.

Colin Michael Foale CBE is a British-American astrophysicist and former NASA astronaut. He is a veteran of six space missions, and is the only NASA astronaut to have flown extended missions aboard both Mir and the International Space Station. He was the first Briton to perform a space walk, and until 17 April 2008, he held the record for most time spent in space by a US citizen: 374 days, 11 hours, 19 minutes. He still holds the cumulative-time-in-space record for a UK citizen.

Mae Carol Jemison is an American engineer, physician and NASA astronaut. She became the first African American woman to travel in space when she went into orbit aboard the Space Shuttle Endeavour on September 12, 1992. After medical school and a brief general practice, Jemison served in the Peace Corps from 1985 until 1987, when she was selected by NASA to join the astronaut corps. She resigned from NASA in 1993 to found a company researching the application of technology to daily life. She has appeared on television several times, including as an actress in an episode of Star Trek: The Next Generation. She is a dancer and holds nine honorary doctorates in science, engineering, letters, and the humanities. She is the current principal of the 100 Year Starship organization.

Bruce Edward Melnick is a former American astronaut and retired United States Coast Guard officer. Following retirement from NASA and the Coast Guard, he entered the aerospace industry. He served as a Vice President with the Boeing Co.'s Integrated Defense Systems group, in charge of Boeing's Florida operations at the John F. Kennedy Space Center (KSC). Melnick retired in 2008 and currently resides on Merritt Island, Florida.

Mario Runco Jr. is a former United States Navy officer and NASA astronaut. He is an Earth and planetary physicist.

James Shelton Voss is a retired United States Army Colonel and NASA astronaut. During his time with NASA, Voss flew in space five times on board the Space Shuttle and International Space Station. He also served as deputy of Flight Operations for the Space Station Program Mission Integration and Operations Office. While participating in ISS Expedition 2, he and Susan Helms conducted an 8-hour and 56 minute spacewalk, the longest to date.

Kenneth Dale "Taco" Cockrell is an American astronaut and a veteran of five space shuttle missions.

Eileen Marie Collins is a retired NASA astronaut and a retired United States Air Force colonel. A former military instructor and test pilot, Collins was the first female pilot and first female commander of a Space Shuttle. She was awarded several medals for her work. Colonel Collins has logged 38 days 8 hours and 20 minutes in outer space. Collins retired on May 1, 2006, to pursue private interests, including service as a board member of USAA.