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)
Wednesday, January 18, 2017
Dark Planet
Today's Astronomy Picture of the Day shows the night skies over the Earth...from over the Earth. "Mouseover" the image (in the link) of the International Space Station to get a guide to what you are seeing.
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