Apparently, not all supernovas work. And when they fail, they leave behind a half-chewed remnant, still burning from leftover heat but otherwise lifeless: a zombie star. Astronomers aren't sure how many of these should-be-dead creatures lurk in the interstellar depths, but with recent simulations, scientists are making a list of their telltale signatures so that future surveys can potentially track them down.
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Written by Paul M. Sutter for Universe Today January 24, 2019
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