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)
Monday, May 13, 2019
Rich Double
Today's Astronomy Picture of the Day shows the rich fields of gas and dust around the double star system of Rho Ophiuchi.
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