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)
Friday, December 15, 2017
By Gemini!
Today's Astronomy Picture of the Day shows a winter falling of Geminids over MUSER, a radio telescope located in Inner Mongolia, China.
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