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)
Saturday, May 14, 2016
Flight of the Falcon
In Today's Astronomy Picture of the Day a Falcon IX launch vehicle arcs across the Milky Way on the journey to Earth orbit.
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