A team of astronauts in the International Space Station collect meteorological data, conduct scientific experiments and test the limits of the human body. But mostly they observe. Together they watch their silent blue planet. The fragility of human life fills their conversations, their fears, their dreams. So far from earth, they have never felt more part - or protective - of it. They begin to ask, what is life without earth? What is earth without humanity? A team of astronauts in the International Space Station collect meteorological data, conduct scientific experiments and test the limits of the human body. But mostly they observe. Together they watch their silent blue planet. The fragility of human life fills their conversations, their fears, their dreams. So far from earth, they have never felt more part - or protective - of it. They begin to ask, what is life without earth? What is earth without humanity?