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)
Thursday, May 9, 2013
Ring of Fire
Today's Astronomy Picture of the Day celebrates the solar eclipse in Australia by showing a composite image of another solar eclipse from 2012.
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