Expedition 42 Trio Preps for Departure.

NASA Astronaut Scott Kelly, left, and cosmonauts Gennady Padalka and Mikhail Kornienko of Roscosmos are in front of St. Basil’s Cathedral in Moscow as part of traditional pre-launch ceremonies, Friday, March 6, 2015. Credit: NASA/Bill Ingalls.
 One Year crew members Scott Kelly and Mikhail Kornienko along with Soyuz TMA-16M Commander Gennady Padalka are set to launch March 27 to join their Expedition 43 crewmates.