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, September 7, 2014
Assemble By Numbers
Today's Pluto Picture of the Day shows technicians installing the ALICE ultraviolet imaging spectrometer on the New Horizons vehicle.
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