Europe's billion-star surveyor, Gaia, is due to be launched into space on Thursday 19 December 2013, where it will embark on its mission to create a highly accurate 3D map of our galaxy.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/m...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/m...