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)
Wednesday, May 16, 2018
Clockwise Counterclockwise
Today's Astronomy Picture of the Day takes data gathered from the Gaia satellite depicting the rotation of stars in one of our galactic satellites, the Large Cloud of Magellan.
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