2013-05-29
Paris (ESA) May 27, 2013
Every day, 400 kilometres above our heads, there are astronauts living in space. Their home is the ISS, the frontier outpost of human exploration, and a workplace like nothing on Earth. With spacewalks and dockings to contend with, the responsibility is huge, as Italian astronaut Luca Parmitano explains: "We are still the last line of defense against any malfunctions. Especially when we are real