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> However, to be completely pedantic: would this actually be a planet? This is one of the paper's author's answer to that question. http://www.findplanetnine.
by gregwtmtno 11y ago
> However, to be completely pedantic: would this actually be a planet?
This is one of the paper's author's answer to that question.
http://www.findplanetnine.com/2016/01/is-planet-nine-planet.html http://www.findplanetnine.com/2016/01/is-planet-nine-planet....
- scott_s 11y agoFor those that won't click through, a very short explanation given by the author: "Is Planet Nine gravitationally dominant? I think it is safe to say that any planet whose existence is inferred by its gravitational effects on a huge area of the solar system is gravitationally dominant." He then goes on to give a more technical argument.