Expedition 37 Preflight

Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station.  Photo Credit: (NASA/Carla Cioffi)

Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)