These great hollow globes of artificial super-metals, and artificial transparent adamant, ranged in size from the earliest and smallest structures, which were no bigger than a very small asteroid, to spheres considerably larger than the Earth. (Olaf Stapledon, STAR MAKER)
Friday, December 5, 2014
That's No Moon...
...that's Moon Valley on our blue marble! Today's Astronomy Picture of the Day brings us to Valle de la Luna in the Atacama Desert of Chile. Spreading overhead is the amazing southern hemisphere Milky Way.