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)
Wednesday, April 24, 2019
Crab, Spider, Or?
Today's Astronomy Picture of the Day shows the Southern Crab Nebula in the constellation of Centaurus. As much as I squint, I'm seeing less a crab than a spider. Maybe a face hugger?