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)
Sunday, June 7, 2015
Today's Astronomy Picture of the Day shows NGC 3132, "The Eight Burst Nebula" in the constellation of Vela. Through a lucky orientation, we can peek inside to see the central stars, a view that might be hidden from other angles.