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)
Friday, April 21, 2017
Star Dust
Today's Astronomy Picture of the Day brings us dusty lanes in NGC 4302 and NGC 4298. How many other galaxies can you spot in the picture?
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