in 2007 In July 2000, Feustel was selected as an astronaut candidate by NASA. He reported to the Johnson Space Center in August 2000, where he began NASA's two-year training program, training as a
mission specialist. After his initial training, he worked in technical roles the Astronaut Office Space Shuttle and Space Station Branches. In October 2006, Feustel was announced as a crew member for
STS-125, the final Hubble servicing mission by the Space Shuttle. STS-125 launched on May 11, 2009. training in
Sardinia, alongside
Soichi Noguchi,
Andreas Mogensen,
Nikolai Tikhonov,
David Saint-Jacques and
Michael Fincke.
STS-125 during STS-125 Feustel's first mission was
STS-125, which was successfully launched to repair the
Hubble Space Telescope on May 11, 2009. On this mission, Feustel was a
mission specialist, and performed three
spacewalks to help repair the telescope itself.--> He took with him a copy of "Cosmic Songs" (1878) by the Czech poet
Jan Neruda and
Emm Gryner's album
Asianblue.
STS-134 prior to an EVA during STS-134 Feustel was a mission specialist on the
STS-134 mission, during which he performed three more spacewalks. During this mission Feustel took a soft toy of the cartoon character
Mole to space. In July 2011 Feustel and his family flew to
Czech Republic to give that Mole to his creator the Czech animator and illustrator
Zdeněk Miler. He was very happy and thanked Feustel with an artwork of him. Just four months later Miler died at the age of 90 years.
Expedition 55/56 Feustel returned to space on launching on March 21, 2018 for a six month stay during
Expedition 55/
56. He served as a flight engineer on Expedition 55, and then became the
International Space Station (ISS) commander of Expedition 56. He returned to Earth on October 4, 2018. On March 29, 2018, Feustel performed the first EVA of his mission with crewmate
Ricky Arnold. They installed wireless communications equipment on the station's Tranquility module to enhance payload data processing for the
ECOSTRESS experiment (Ecosystem Spaceborne Thermal Radiometer Experiment on Space Station). They also swapped out high-definition video cameras on the port truss of the station's backbone and removed aging hoses from a cooling component on the station's truss. The duration of the spacewalk was 6 hours and 10 minutes.
Deputy Chief of the NASA Astronaut Office Feustel became the Deputy
Chief of the NASA Astronaut Office in 2020, and served as acting Chief Astronaut starting in November 2022 after
Reid Wiseman stepped down to return as an active duty astronaut. In February, 2023
Joseph Acaba was appointed Chief, with Feustel remaining on as his deputy. ==Post-NASA career==