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, August 2, 2014
Eye and Flower
Today's Astronomy Picture of the Day shows NGC 7023 in the constellation of Cepheus. Popularly known as the Iris Nebula, with the central star so prominent it could also be an eye.
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