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)
Sunday, November 17, 2013
Full McNaught
Today's Astronomy Picture of the Day shows Comet McNaught (the "Great Comet" of 2007) and it's highly-extended tail. Will Comet ISON rival this sight?
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