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, December 10, 2013
Sextet
Today's Astronomy Picture of the Day shows Seyfert's Sextet, a group of interacting galaxies in the constellation of Serpens. What will result from the action on a large scale?
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