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, October 12, 2018
Transient
Today's Astronomy Picture of the Day shows the exhaust cloud from this week's launch of a SpaceX Falcon 9. Amazing sight in the night sky!
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