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)
Saturday, November 1, 2014
Escape Velocity
Today's Pluto Picture of the Day is a diagram (including Lagrange points!) of the plutonian system depicting how atmosphere from Pluto might escape and spread throughout the area.
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