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, May 28, 2019
Clouds of Creation
Today's Astronomy Picture of the Day is a pretty astounding image of NGC 3572, showing rich nebular clouds and young energetic stars in a slowly dispersing cluster.
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