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)
Saturday, April 7, 2018
Today's Astronomy Picture of the Day shows a JunoCam image that has been processed to make it more "artlike". With or without enhancement, the images coming from the Juno orbiter are pretty amazing.