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)
Friday, June 29, 2018
Messier 24
Today's Astronomy Picture of the Day is a deep, detailed look at the star clouds of Messier 24 in the constellation of Sagittarius. One of the wonders of the northern hemisphere summer sky, it is best viewed (if you don't have long-exposure photographic equipment!) in binoculars or a low-power, wide field-of-view telescope.
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