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)
Wednesday, April 5, 2017
Filaments
Today's Astronomy Picture of the Day shows active galaxy NGC 1275. Could be a special effects sequence from a movie, but this is reality (often stranger than fiction!).
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