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, May 17, 2016
Crimson Peak
Today's Astronomy Picture of the Day combines images from different frequencies of light to show the complexity of Messier 42, The Great Nebula of Orion, and surrounding regions.
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