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)
Monday, March 24, 2014
I've seen the aurora a few times, even from my home, but I've wanted to see the aurora as it is depicted in today's Astronomy Picture of the Day. Wowza!