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 10, 2013
The Crowded Skies
Today's Astronomy Picture of the Day is a fascinating view of what you see outside of the ISS. "Mouseover" the picture to see the different modules named.