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, September 8, 2014
With the Naked Eye...
...can you really spot the difference? Today's Astronomy Picture of the Day compares the "Super Moon" to the "Micro Moon".
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