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)
Tuesday, October 27, 2015
Cave of Stars
Peek into the center of the Heart Nebula (IC 1805, in the constellation of Cassiopeia) in today's Astronomy Picture of the Day.
No comments:
Post a Comment