A New Type of Supernova Unlocks Old Stellar Mysteries
Around July 4, 1054, Chinese astronomers recorded a "guest star" that shone so brightly, it was visible in broad daylight for 23 days. The remnants of that long-ago supernova now form the Crab Nebula, which has long been of great interest to astronomers. Some have hypothe
https://www.greenground.it/2021/06/30/a-new-type-of-supernova-unlocks-old-stellar-mysteries/
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