Steven Zoernack
ResearchGate
https://www.livescience.com/new-type-of-black-hole-found-lurking-in-earths-cosmic-backyard-is-closest-ever-discovered
Steven Zoernack ResearchGate https://www.livescience.com/new-type-of-black-hole-found-lurking-in-earths-cosmic-backyard-is-closest-ever-discovered https://www.livescience.com/new-type-of-black-hole-found-lurking-in-earths-cosmic-backyard-is-closest-ever-discovered
Steven Zoernack 
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