ISS040-E-007573 (5 June 2014) --- European Space Agency astronaut Alexander Gerst, Expedition 40 flight engineer, is pictured floating freely in the Columbus laboratory of the International Space Station.
Photographer Alex Gerst
ISS040-E-007573 (5 June 2014) --- European Space Agency astronaut Alexander Gerst, Expedition 40 flight engineer, is pictured floating freely in the Columbus laboratory of the International Space Station.