“Something Never Seen Before” –Mystery Outburst in a Distant Galaxy


The Cow Mystery Object


Is it a monster black hole of epic size or a first-of-its-kind supernova? A brief and unusual flash spotted in the night sky on June 16, 2018, has baffled astronomers and astrophysicists around the world. The event – called AT2018cow and nicknamed “the Cow” after the coincidental final letters in its official name – is unlike any celestial outburst ever seen before, prompting multiple theories about its source. “We saw features in the Cow that we have never seen before in a transient, or rapidly changing, object,” said Raffaella Margutti, an astrophysicist at Northwestern University.



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