Expedition 31 Crew Prepares For Launch

Expedition 31 Flight Engineer Joe Acaba, left, Soyuz Commander Gennady Padalka, and, Flight Engineer Sergei Revin, right, receive a formal go for launch from Vitaly Alexandrovich Lopota, President of Energia, left, and Vladimir Popovkin, Director of Roscosmos prior to their launch onboard the Soyuz TMA-04M on Tuesday, May 15, 2012 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Padalka, Revin, and Acaba onboard, launched at 9:01 a.m. Kazakhstan time on Tuesday, May 15.  Photo Credit: (NASA/GCTC/Andrey Shelepin)

Expedition 31 Flight Engineer Joe Acaba, left, Soyuz Commander Gennady Padalka, and, Flight Engineer Sergei Revin, right, receive a formal go for launch from Vitaly Alexandrovich Lopota, President of Energia, left, and Vladimir Popovkin, Director of Roscosmos prior to their launch onboard the Soyuz TMA-04M on Tuesday, May 15, 2012 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Padalka, Revin, and Acaba onboard, launched at 9:01 a.m. Kazakhstan time on Tuesday, May 15. Photo Credit: (NASA/GCTC/Andrey Shelepin)