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)
Thursday, December 17, 2015
Today's Astronomy Picture of the Day is a view of the Geminids over the skies of Carnegie Las Campanas Observatory in Chile. "Mouseover" the image (in the link) in order to get a constellation guide.