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)
Wednesday, January 1, 2014
More cosmic BAM courtesy of the Arp Catalog. Interacting galaxies, oh my. Chandra X-ray and Hubble optical images are combined for this view.