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, July 29, 2018
To the Core
Today's Astronomy Picture of the Day is a short video depicting a journey to the center of the Milky Way. Where's Beowulf Shaeffer when you need him?
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