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  • What if Planet Nine is a baby black hole?

    03/17/2021 5:59:49 AM PDT · by Red Badger · 52 replies
    https://www.livescience.com ^ | 16 March 2021 | By Paul Sutter - Astrophysicist
    They may not be black or holes. Some astronomers believe there is a massive planet, far beyond the orbit of Neptune, orbiting the sun — but after years of searching, scientists have not found this theoretical world, which they've dubbed "Planet Nine." This has spurred theorists to consider a radical hypothesis: Perhaps Planet Nine is not a planet but rather a small black hole that might be detectable from the theoretical radiation emitted from its edge, so-called Hawking radiation. For centuries, astronomers have used variations in planetary orbits to predict the existence of new planets. When a planet's orbit doesn't...