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, November 2, 2017
Spot the Spiral
Today's Astronomy Picture of the Day features a rich field of distant objects. While centered on a star (HD 14771), and featuring a galaxy (NGC 891), this field also contains a galaxy cluster (Abell 347). How many galaxies can you spot?
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