From L: Members of the International space crew: US astronaut Scott Kelly and Russian cosmonauts Gennady Padalka and Mikhail Kornienko pose for a picture in front of St. Basil's Cathedral at Moscow's Red Square on March 6, 2015. The crew is to take off from Russian-leased Kazakh Baikonur cosmodrome to the International Space Station (ISS) on March 27. AFP PHOTO / STRINGER