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)
Wednesday, May 23, 2018
Trainwreck
Today's Astronomy Picture of the Day shows NGC 4038 and NGC 4039. Two spiral galaxies are in the process of a very slow collison (or an aggressive merger). More popularly known as The Antennae, it can be found in the constellation of Corvus.
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