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A Fast Radio Burst Came From an Old, Dead Galaxy
Astronomers still aren't sure about the source of fast radio bursts, but they appear to come from newly formed neutron stars, with powerful magnetic fields that interact with their surroundings. Researchers were surprised to find a burst that came from the last place you'd expect to see a young neutron star: an ancient elliptical galaxy, which ran out of most of its star-forming gas and dust long ago. So, maybe fast radio bursts have something to do with older stars?
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