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, February 14, 2013
Many Pale Dots
Today's Astronomy Picture of the Day shows a whole bunch of pale dots: blue, red, white and more. It's a portrait of most of our home system, as imaged by Voyager 1 on February 14, 1990.