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)
Tuesday, October 15, 2019
Dark Sky
Today's Astronomy Picture of the Day shows us what our dark and empty night sky would show us if we could "see" as well as our digital eyes.
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