Expedition 56 Preflight

Expedition 56 flight engineer Serena Auñón-Chancellor of NASA, left, Soyuz Commander Sergey Prokopyev of Roscosmos, center, and flight engineer Alexander Gerst of ESA (European Space Agency), right, are seen as they depart Building 254 and report to mission managers a few hours before their launch, Wednesday, June 6, 2018 at the Baikonur Cosmodrome in Kazakhstan. Auñón-Chancellor, Prokopyev, and Gerst launched aboard the Soyuz MS-09 spacecraft at 7:12am EDT (5:12pm Baikonur time) on June 6 to begin their journey to the International Space Station. Photo Credit: (NASA/Victor Zelentsov)