Tiny Galaxies Reveal Secrets of Supermassive Black Holes
In 2008, Marta Volonteri helped develop a radical proposal: Astronomers should search the smallest of galaxies for colossal black holes — hulking behemoths weighing many thousands of solar masses. If they could find them, she reasoned, the objects could teach us how the universe’s very first black holes formed. The only problem was that big black holes weren’t supposed to exist in little galaxies.
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