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)
Friday, August 30, 2013
Today's Astronomy Picture of the Day is brought to us by the wildly talented Tony Halles. Messier 8, Messier 20 and NGC 6559, all beckoning us towards the galactic center in the region of the constellation Sagittarius.