Europe has launched a billion dollar state of the art space telescope, that should bring back home the most detailed 3D map of our galaxy. The five-year-long space voyage of the telescope named Gaia has started from Kourou in French Guiana, where it has taken off on top of a Russian-built Soyuz-Fregat rocket. The European Space Agency has dubbed the Gaia telescope “the billion star surveyor” which...