John Howard Casper is a former American astronaut and retired United States Air Force pilot.
Michael Lloyd Coats is a former NASA astronaut, raised in Riverside, California. From December 2005 to December 2012, he served as Director of the Johnson Space Center in Houston, Texas.
Frederick Hamilton "Rick" Hauck is a retired captain in the United States Navy, a former fighter pilot and NASA astronaut. He piloted Space Shuttle mission STS-7 and commanded STS-51-A and STS-26.
David Cornell Leestma is a former American astronaut and retired Captain in the United States Navy.
Richard Oswalt Covey is a retired United States Air Force officer, former NASA astronaut, and a member of the United States Astronaut Hall of Fame.
Kent Vernon "Rommel" Rominger is an American former astronaut, former NASA Chief of the Astronaut Office at Johnson Space Center, and a captain in the United States Navy. Rominger holds the Space Shuttle Orbiter flight time record with 1610 hours. He joined ATK Launch Systems Group in 2006 as Vice President of Advanced Programs.
David Mathieson Walker, , was an American naval officer and aviator, fighter pilot, test pilot, and a former NASA astronaut. He flew aboard four Space Shuttle missions in the 1980s and 1990s.
Daniel Wheeler Bursch is a former NASA astronaut, and Captain of the United States Navy. He had four spaceflights, the first three of which were Space Shuttle missions lasting 10 to 11 days each. His fourth and final spaceflight was a long-duration stay aboard the International Space Station as a crew member of Expedition 4, which lasted from December 2001 to June 2002. This 196-day mission set a new record for the longest duration spaceflight for an American astronaut, a record simultaneously set with his crew mate Carl Walz. Their record has since been broken, and as of 2016 it is held by Scott Kelly, who flew a 340-day mission during Expeditions 43, 44 and 45.
Kenneth Donald Cameron, , is a retired American naval aviator, test pilot, engineer, U.S. Marine Corps officer, and NASA astronaut.
Brent Ward Jett Jr., , is a retired American naval officer and aviator, test pilot, aerospace and aeronautical engineer, and NASA astronaut.
Frank Lee Culbertson Jr. is an American former naval officer and aviator, test pilot, aerospace engineer, NASA astronaut, graduate of the US Naval Academy, and member of the United States Astronaut Hall of Fame. He served as the commander of the International Space Station for almost four months in 2001 and was the only U.S. citizen not on Earth when the September 11 attacks occurred.
Kevin Richard Kregel is an American former astronaut, and former member of the Space Launch Initiative Project at the Lyndon B. Johnson Space Center.
Steven Wayne Lindsey is a retired U.S. Air Force officer and NASA astronaut. Lindsey served as Chief of the NASA Astronaut Office from September 2006 until October 2009.
Carlos Ismael Noriega is a Peruvian-American NASA employee, a former NASA astronaut and a retired U.S. Marine Corps lieutenant colonel.
John Lynch Phillips is a NASA astronaut. Phillips is also a Naval Aviator and retired captain, United States Navy Reserve. Phillips has received numerous awards and special honors. He is a National Merit Scholar, graduated 2nd in his class of 906 people at the U.S. Naval Academy in 1972. Phillips has also been awarded the NASA Space Flight Medal, NASA Distinguished Service Medal, the Gagarin Medal and several others. Phillips has logged over 4,400 flight hours and 250 aircraft carrier landings, flying the A-7 Corsair II carrier-based light attack aircraft while on active duty in the Regular Navy and subsequently during his time as a Navy Reservist from 1982 to 2002. At the time of his retirement, Phillips had retained the rank of captain.
Mark Lewis "Roman" Polansky is an American aerospace engineer and research pilot and a former NASA astronaut. Polansky received the nickname "Roman" as a joke, because he shares a last name with director Roman Polanski. He flew on three Space Shuttle missions: STS-98, STS-116, and STS-127 and was first person of Korean ancestry in space.
Kenneth Todd "Hock" Ham is a retired American astronaut and a captain in the United States Navy. Ham was selected for NASA's astronaut program in August 1998, while serving as the F/A-18E/F Super Hornet lead carrier suitability test pilot. Ham's aviator call sign is "Hock". Ham traveled to space twice as part of the Space Shuttle program. He flew on STS-124 as pilot and then on STS-132 as mission commander.
Christopher J. "Fergy" Ferguson is a Boeing commercial astronaut and a retired United States Navy captain and NASA astronaut. He was the pilot of Space Shuttle Atlantis on his first mission to space, STS-115, which launched on September 9, 2006, and returned to Earth on September 21, 2006. He then commanded STS-126 aboard Space ShuttleEndeavour. In 2011, he was assigned as commander of STS-135, which was the final mission of the space shuttle program.
Lee Joseph "Bru" Archambault is an American test pilot and former NASA astronaut. He has logged over 4,250 flight hours in more than 30 different aircraft. Archambault is married with three children. His hobbies include bicycling, weightlifting, and playing ice hockey. Archambault has received numerous awards and honors throughout his life. He has also flown two Space Shuttle missions, as pilot of STS-117 in 2007 and as commander of STS-119 in 2009. Archambault left NASA in 2013 after a 15-year career with the agency in order to become a test pilot for Sierra Nevada Corporation on their Dream Chaser orbital spaceplane project.
Gregory Carl "Ray J" Johnson, , is a retired American naval officer and naval aviator, test pilot, aerospace engineer, and NASA astronaut. He spent his military career in both the regular United States Navy and the Navy Reserve. Johnson was the pilot on Space Shuttle mission STS-125, the final Hubble Space Telescope servicing mission.
