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  • Rare Type Of Supernova Extinguishes Star At Unprecedented Speed

    Rare Type Of Supernova Extinguishes Star At Unprecedented Speed

    Supernovae produce some of the most powerful explosions in the cosmos, expelling a doomed star’s contents at velocities reaching 10 per cent the speed of light. It usually takes a few weeks or months for a supernova to fade into nothingness, but astronomers have now documented a record-setting case in which a star was extinguished…