Chris Hadfield

Colonel Chris Hadfield is one of the world's most experienced and successful astronauts. He was the top student at the U.S. Air Force test pilot school in his graduating year and U.S. Navy test pilot of the year in 1991. In 1992, he was selected as an astronaut. He served as NASA's director of operations in Russia, head of the Robotics division at the Johnson Space Center, and led operations on the International Space Station, where he also held the position of commander. His stunning photographs taken from space and his educational projects on astronomy have earned him international recognition.