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 14, 2019
Young Cluster
Today's Astronomy Picture of the Day brings us a Hubble Space Telescope image of young star cluster Trumpler 14. Is that a planetary system being created or destroyed there (middle left)? What about that arc of gas near the bottom?
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