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, January 16, 2014
Around Big Blue
Today's Astronomy Picture of the Day shows Neptune's tiny moon Despina, which was discovered by the Voyager 2 spacecraft during it's encounter with the big blue planet.