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)
Saturday, January 9, 2016
Today's Astronomy Picture of the Day is a Hubble Space Telescope image of NGC 1300 in the constellation of Eridanus. What lurks at the center of NGC 1300?