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, October 31, 2019
Spooky
Today's Astronomy Picture of the Day shows the ghostly wisps of The Veil Nebula (or Cygnus Loop), in the constellation of Cygnus.
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