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Search title: Andy Howell on Twitter: "Breaking my Twitter moratorium to make sure astronomers are aware there is a new supernova in M101 at 7 Mpc. It is a core collapse supernova caught very young, at 14.9 mag. Supernovae this close only come around once a decade, so get on it! https://t.co/s3a6CuxLMd" / Twitter
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