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 16, 2014
Not Quite Blood Red
Today's Astronomy Picture of the Day shows yesterday's lunar eclipse (that I managed to miss, thanks to the weather!). The Moon, Mars, and Spica.