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, September 10, 2013
Water is Wet
Today's Astronomy Picture of the Day takes us to Gliese 1214b. Recent observations indicate that this "super-Earth" might have water on it. Well, maybe steam in it's atmosphere!