Do Black Holes Really Need Singularities?

This artist’s concept portrays the supermassive black hole at the center of the Milky Way galaxy, known as Sagittarius A* (A-star). Credit: NASA, ESA, CSA, Ralf Crawford (STScI)

Black holes are usually described as having an event horizon and a singularity, but there are alternative models that don’t have these bothersome mathematical paradoxes.

Universe Today
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