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Astronomy Cast

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Feb 10, 2020

558: Supernova SN 2006gy

Astronomy Cast 558: Supernova SN 2006gy

by Fraser Cain & Dr. Pamela Gay

We've been following this story for more than a decade, so it's great to finally have an answer to the question, why was supernova 2006gy so insanely bright? Astronomers originally thought it was an example of a supermassive star exploding, but new evidence provides an even more fascinating answer.