The Current: The Goldilocks Supernova

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By Sandy Seale

Monday, June 28, 2021 - 08:00
Santa Barbara, CA
 
A worldwide team led by UC Santa Barbara scientists at Las Cumbres Observatory has discovered the first convincing evidence for a new type of stellar explosion — an electron-capture supernova. While they have been theorized for 40 years, real-world examples have been elusive. They are thought to arise from the explosions of massive super-asymptotic giant branch (SAGB) stars, for which there has also been scant evidence. The discovery, published in Nature Astronomy, also sheds new light on the thousand-year mystery of the supernova from A.D. 1054 that was visible all over the world in the daytime, before eventually becoming the Crab Nebula....

 

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Daichi Hiramatsu, Physics Grad Student
Andy Howell, Las Cumbres Observatory Scientist and Adjunct Professor
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