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, December 11, 2014
Dogging It
Today's Astronomy Picture of the Day shows moondogs shining as a result of a waning quarter Moon plus cloud-borne ice crystals.
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