Expedition 51 crew member Fyodor Yurchikhin applauds as Jack Fischer signs in for final crew qualification exams.
At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 51 crew member Fyodor Yurchikhin of the Russian Federal Space Agency (Roscosmos, left) applauds as his crewmate, Jack Fischer of NASA (right) signs in March 30 for the start of final crew qualification exams. They will launch April 20 on the Soyuz MS-04 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a four and a half month mission on the International Space Station.