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, September 6, 2014
Today's Pluto Picture of the Day shows Neptune and Triton as imaged by the outbound Voyager 2 in 1989. And people say space travel is boring.