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, February 9, 2014
Found a Peanut
Today's Astronomy Picture of the Day shows asteroid Itokawa as imaged by the Japanese Hayabusa probe in 2005. Where are the craters?
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