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, March 10, 2013
To the Moon
Over at Slate, the new(ish) home for Phil Plait ("The Bad Astronomer") some nice shots of a recent Hubble Space Telescope imaging session of our nearest neighbor.