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, May 25, 2017
Rich Field
Today's Astronomy Picture of the Day shows a rich treasure of deep sky objects, including one visitor: Supernova SN2017eaw.
No comments:
Post a Comment