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, May 22, 2013
Spiders in the Storm
Today's Astronomy Picture of the Day is from our Third Rock from the Sun, even if it doesn't look like it possibly could be. Red sprite lightning arcs down and splits in the billowing red and green curtains of an aurora. Amazing stuff.
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