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, October 8, 2013
Today's Astronomy Picture of the Day is an "amateur" shot of Messier 52 in the constellation of Cassiopeia along with other structures in the area such as the Bubble Nebula. Gas and dust, sugar powder sprinklings of stars, contrasting black areas of apparent emptiness.