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, January 27, 2013
Today's Astronomy Picture of the Day shows Comet McNaught over the skies of Chile in 2007. Will inbound Comet PANSTARRS or Comet ISON be as magnificent?