Expedition 56 flight engineer Serena Auñón-Chancellor of NASA, left, flight engineer Alexander Gerst of ESA (European Space Agency), center, and Soyuz Commander Sergey Prokopyev of Roscosmos, right, wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their Soyuz launch to the International Space Station, Wednesday, June 6, 2018 in Baikonur, 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/Joel Kowsky)