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)
Sunday, March 24, 2019
Clustering
Today's Astronomy Picture of the Day is a short video bringing us into globular cluster Terzan 5. Click on the play button in the link for a journey to the cluster!
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