HIDDEN ERROR: Usage of "spouse" is not recognizedMark Edward Kelly (born February 21, 1964) is a retired American astronaut, engineer and U.S. Navy Captain. He is the husband of former Congresswoman Gabrielle Giffords, an author, and an advocate of gun control.A naval aviator, Kelly flew combat missions during the Gulf War. He was selected to become a NASA Space Shuttle pilot in 1996 and flew his first mission in 2001 as pilot of STS-108.