In the summer of 2014, Alexander Gerst headed up to the International Space Station - 400 kilometers above the surface of the Earth - on a six-month mission called ‘Blue Dot’.
For the six finalists competing to be Germany's first "Astronautin," travelling into space is suddenly within reach. But a lack of funds could still put the privately-organized project in jeopardy.
So Stephen Hawking says we'll need to get off-planet within 100 years. He may be right, or not. We may live on Mars or the moon, or not. Either way, space is physically tough on humans. Will we biologically evolve?
A complaint, a promise, and then a photo? Celebrity inventor Elon Musk is slowly raising the curtain on an ambitious tunnel project, one that may have applications on Mars. But is it for real?
About 2000 Europeans will debate the future of space research on September 10 at 22 different locations. The European Space Agency's Kai-Uwe Schrogl hopes to be surprised. Here's what we can expect.
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