Expedition 55 Preflight

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos waves farewell to family and friends as he and flight engineers Ricky Arnold and Drew Feustel of NASA depart for the launch pad a few hours before their launch, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Launch of the Soyuz rocket will send Artemyev, Arnold, and Feustel on a five month mission aboard the International Space Station. Photo Credit: (NASA/Victor Zelentsov)