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)
Wednesday, April 26, 2017
Grand Finale
A good rundown on the final legs of the Cassini Orbiter's journey around Saturn.
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