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, June 6, 2019
Today's Astronomy Picture of the Day brings us Messier 63, more popularly known as The Sunflower Galaxy. Visible with "modest" backyard telescopes, Messier 63 appears to be undergoing a very active phase of star formation.