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)
Thursday, January 15, 2015
Today's Astronomy Picture of the Day brings us the conjunction of Venus and Mercury in the evening sky. I spotted them both Tuesday night (naked eye)!