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, June 14, 2019
Today's Astronomy Picture of the Day is an image of NGC 4676, popularly known as The Mice. Will these galaxies metamorphosize into one larger galaxy?