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, November 30, 2018
Today's Astronomy Picture of the Day combines a long exposure to show Orion in the sky and in a river. Look at all that light pollution along the horizon! Those people will never see what you're seeing in this image.