Expedition 56 Preflight

Expedition 56 Soyuz Commander Sergey Prokopyev of Roscosmos waves to family and friends as he prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-09 spacecraft, Wednesday, June 6, 2018 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket will send Prokopyev, Serena Auñón-Chancellor of NASA, and Alexander Gerst of ESA (European Space Agency) on a six month mission aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)