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)
Thursday, October 30, 2014
Active Surface
Today's Pluto Picture of the Day is an artist depiction of the surface of Neptune's moon Triton. Amazing how complicated "dead" moons are turning out to be.
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