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)
Tuesday, August 6, 2013
Dull Skies
Today's Astronomy Picture of the Day is another superb effort by Robert Gendler, using images from the Subaru Telescope: S Mon, the Cone Nebula, the Fox Fur Nebula, and NGC 2264.
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