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)
Sunday, May 24, 2015
Lungfish
Today's Astronomy Picture of the Day shows Space Shuttle Endeavour breaking through a cloud bank on it's final flight in 2011.
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