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)
Monday, March 28, 2016
Belt and Sword
If only the belt and sword of Orion were close enough to us so that today's Astronomy Picture of the Day were a "naked eye" view!
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