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, July 28, 2013
Ring of Stars
Today's Astronomy Picture of the Day shows Hoag's Object. One galaxy or two? Neat to see other galaxies beyond the "gap".
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