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)
Sunday, December 2, 2018
Today's Astronomy Picture of the Day is a Hubble Space Telescope image of The Eagle Nebula (Messier 16). Take a good look, the nebula is evaporating!