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, September 19, 2019
Traveling the Veil
Today's Astronomy Picture of the Day shows one portion of the Veil Nebula, an expanding supernova remnant in the constellation of Cygnus.
No comments:
Post a Comment