Business Insider -
8 Oct 2014 19:01

A nearby galaxy contains the remnant of a dying star that shines with the intensity of 10 million suns, which is brighter than anyone could have ever imagined. The discovery, announced on Oct. 8 and published in the journal Nature, raises many questions and defies understanding of the physics that drives some extreme phenomena in our universe, like the ultra-luminous sources depicted above. This new mystery stellar corpse falls into a category of rare, extremely bright sources throughout the uni...
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