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)
Tuesday, September 16, 2014
The Arch of the Sky
Today's Astronomy Picture of the Day shows the arch of the Milky Way reflected in salt pools of Atacama, Chile. "Mouseover" the image for some additional information.