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)
Saturday, August 16, 2014
Observational Null
Today's Astronomy Picture of the Day shows recent supernova SN 2014J in Messier 82 (a dwarf galaxy near the constellation of Ursa Major). The orbiting Chandra X-Ray Observatory looked for expected x-ray emissions from the supernova (as predicted by current theories). No x-rays! Time for a new theory?
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