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, October 22, 2015
Galactic Pipeworks
Today's Astronomy Picture of the Day shows Messier 17 in the constellation of Sagittarius, pointing towards the center of our galaxy. There are stars being born out there.
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