Scientists still can’t explain the star that exploded repeatedly
iPTF14hls is a star that refuses to follow the rules. Discovered in September 2014, it was supposed to be a typical supernova —explode once, dim in about 100 days, leave behind a neutron star or black hole. Instead, it kept exploding for over 1,000 days, fluctuating in brightness at least five times and mainta…
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