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, January 17, 2015
Tailing Off
Today's Astronomy Picture of the Day shows the wonderful structural detail "amateur" astronomers are teasing out of Comet Lovejoy.
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