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, July 29, 2014
Spirit in the Sky
Today's Astronomy Picture of the Day shows a "sky portal" in New Zealand. A little wrap-around fish eye camera work and...another dimension appears!