Guy Gardner Status: Retired 1/6/1948 – Nationality: American Type: Government Agency: National Aeronautics and Space Administration Guy Spence Gardner is a United States Air Force officer and a former astronaut. He holds the rank of Colonel. He flew as pilot on two Space Shuttle missions, STS-27 and STS-35. Gardner was also the 12th president of the Williamson Free School of Mechanical Trades.