Tom Marshburn

ISS034-E-009700 (23 Dec. 2012) --- Newly arrived Expedition 34 Flight Engineer Tom Marshburn, NASA astronaut, uses the Body Mass Measurement Device in the Zvezda service module aboard the International Space Station on Dec. 23, 2012. Marshburn, along with Canadian astronaut Chris Hadfield and Russian cosmonaut Roman Romanenko arrived the orbital outpost on Dec. 21 to join three other crewmen already onboard.