Andrew J. Feustel (born August 25, 1965, in Lancaster, Pennsylvania) is an American Geophysicist and a NASA astronaut. His first spaceflight in May 2009, named STS-125, lasted just under 13 days. This was a mission with six other astronauts to repair the Hubble Space Telescope, aboard Space Shuttle Atlantis. Feustel performed three spacewalks during the mission. Following several years working as a geophysicist, Feustel was selected as an astronaut candidate by NASA in July 2000. His second spaceflight was STS-134, which launched on May 16, 2011 and landed on June 1, 2011; that mission was the penultimate Space Shuttle flight.