If #Betelgeuse goes supernova, the blast will take 20,000-100,000 years to reach us, and the Sun's magnetic bubble will shield us. So enjoy. https://t.co/ESHiMG02TP pic.twitter.com/Tmhu6Vq1vG
— Corey S. Powell (@coreyspowell) December 22, 2019
via Twitter https://twitter.com/coreyspowell
December 22, 2019 at 07:00PM
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