Scott Kelly (astronaut)

Scott Kelly (astronaut)

Scott Joseph Kelly (born February 21, 1964) is an American astronaut and a retired U.S. Navy Captain. Kelly was commander of the International Space Station (ISS) Expedition 26. Kelly's identical twin brother, Mark Kelly, is also an astronaut. The Kelly brothers are the only siblings to have both traveled in space.

Kelly's first spaceflight was as pilot of Space Shuttle Discovery during STS-103 in December 1999. This was the third servicing mission to the Hubble Space Telescope, and lasted for just under 8 days. His second spaceflight was as mission commander of STS-118, a 12-day Space Shuttle mission to the International Space Station in August 2007.

Kelly became a long-duration crewmember of ISS on October 9, 2010, after arriving on a Russian Soyuz spacecraft. He arrived at the station during Expedition 25, serving as a flight engineer. He took over command of the station on November 25, 2010, at the start of Expedition 26 which began officially when the spacecraft Soyuz TMA-19 undocked, carrying the previous commander of the station, Douglas H. Wheelock.

He currently serves as the International Space Station operations branch chief.