Expedition 56 flight engineer Alexander Gerst of ESA (European Space Agency) waves farewell to family and friends as he and fellow crewmates flight engineer Serena Auñón-Chancellor of NASA and Soyuz Commander Sergey Prokopyev of Roscosmos 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)