Ronald "Ron" Michael Sega is professor of systems engineering and Vice President for Energy and the ...

Donald Alan Thomas, Ph.D. is an American engineer and a former NASA astronaut....

Carl Erwin Walz is a former NASA astronaut currently working for Orbital Sciences Corporation's Adva...

Peter Jeffrey Kelsay Wisoff is an American physicist and former NASA astronaut. Wisoff qualified as ...

David Alexander Wolf is an American astronaut, medical doctor and electrical engineer. Wolf has been...

Janice Elaine Voss was an American engineer and a NASA astronaut. She flew in space five times, join...

Brent Ward Jett Jr. is a retired American naval officer and aviator, test pilot, aerospace and aeron...

Kevin Richard Kregel is an American former astronaut, and former member of the Space Launch Initiati...

Kent Vernon "Rommel" Rominger is an American former astronaut, former NASA Chief of the Astronaut Of...

Daniel Thomas Barry is an American engineer, scientist, and a retired NASA astronaut. He was a conte...