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)
Monday, September 21, 2015
Today's Astronomy Picture of the Day shows Messier 96, a spiral galaxy in the constellation of Leo. What caused the beautiful spiral shape to become distorted?