The European Space Agency has launched its hugely ambitious Gaia satellite. The mission lifted off from Kourou in French Guiana, with a mission to produce an unprecedented 3D map of our galaxy by ... more 
The European Space Agency has launched its hugely ambitious Gaia satellite. The mission lifted off from Kourou in French Guiana, with a mission to produce an unprecedented 3D map of our galaxy by mapping the position and motion of a billion stars. Here the launch can be seen in full. Credit: ESA less 
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Thu, Dec 19, 2013 8:53 AM EST