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, April 10, 2015
Today's Astronomy Picture of the Day is spiral galaxy NGC 2903. A bright galaxy in the constellation of Leo, it was overlooked by Charles Messier and his catalog of non-cometary objects.