Clayton AndersonStatus: Retired 2/23/1959 – Nationality: American Type: Government First Flight: 6/8/2007 Last Flight: 4/5/2010Clayton Conrad Anderson is a retired NASA astronaut. Launched on STS-117, he replaced Sunita Williams on June 10, 2007 as a member of the ISS Expedition 15 crew.LaunchesSpace Shuttle Atlantis / OV-104 | STS-117Space Shuttle Discovery / OV-103 | STS-131National Aeronautics and Space AdministrationType: Government Abbreviation: NASA Administration: Administrator: Bill Nelson Founded: 1958 Launchers: Space Shuttle | SLS Spacecraft: Orion Country: USAThe National Aeronautics and Space Administration is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research. NASA have many launch facilities but most are inactive. The most commonly used pad will be LC-39B at Kennedy Space Center in Florida.