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)
Tuesday, October 22, 2013
Castles in the Sky
Today's Astronomy Picture of the Day shows us how a young massive star is carving space out for itself in NGC 6357 in Scorpius.
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