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)
Saturday, October 7, 2017
No, Not Right Before the Comet Killer
Today's Astronomy Picture of the Day could be the last few seconds before the dinosaur killer hit, but is instead the recent solar eclipse in the sky over the Tate Geological Museum!