MISSION/STUDY INFORMATION

This expedition began on May 13, 2014, when three Expedition 39 crewmembers transferred to Expedition 40. The remainder of the crew launched on May 28, 2014, from the Baikonour Cosmodrome in Kazakhstan in the Soyuz vehicle TMA-13M, and docked on May 29.

The Expedition 39/40 crewmembers are Commandeer Steven R. Swanson, NASA, Flight Engineers Alexsandr Svortsov, RSA and Oleg Artemyev, RSA.

The Expedition 40/41 crewmembers are Flight Engineers Gregory R. Wiseman, NASA, Maksim Surayev, RSA, and Alexander Gerst, ESA.