Comments by "SterileNeutrino" (@SterileNeutrino) on "Does Planet 9 Exist?" video.

  1. It should be called "The Ukraine", as in "The Borderland (Ukraine) of Sol"
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  2. "The Planet Nine Hypothesis" https://arxiv.org/abs/1902.10103 and also (extremely speculative): "What if Planet 9 is a Primordial Black Hole?" https://arxiv.org/abs/1909.11090
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