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, April 19, 2016
Today's Astronomy Picture of the Day shows an enhanced Messier 31 (the Great Andromeda Nebula) rising over the skies of Columbia. Wouldn't it be wonderful is such astronomical sights really were naked eye visible like this?