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 24, 2017
Origin Stories
Today's Astronomy Picture of the Day is a familiar chart: the Periodic Table of the Elements. It's been modified to show where each element was created. You know the Carl Sagan phrase...
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