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 11, 2019
The Magic Hour
Today's Astronomy Picture of the Day shows the John Muir Trail on the slopes of Mount Whitney during the early morning.
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