guac: "Black hole, the size of a grapefruit could be planet x, is lurking in the outer edges of the solar system https://www.firstpost.com/tech/science/black-hole-the-size-of-a-grapefruit-could-be-planet-x-is-lurking-in-the-outer-edges-of-the-solar-system-8594001.html"

Black hole, the size of a grapefruit could be planet x, is lurking in the outer edges of the solar system firstpost.com/tech/s...

Wednesday July 15th, 2020

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The Legacy Survey of Space and Time telescope should be able to confirm or rule out if Planet X is a black hole or not.