NEW EVIDENCE suggests a "ninth planet," this time for sure!


#1

See also Cruel things your ex has said about you — or astronomers describing the new ‘Planet Nine’?


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#3

I don’t get it.


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#6

Of course, to really understand that metric, you’'ll need to understand A QUANTITATIVE CRITERION FOR DEFINING PLANETS.

Where does Planet 9 fall in terms of Stern-Levison’s Λ of Soter’s µ?


#7

https://web.archive.org/web/20160128182427/http://www.findplanetnine.com/ looked like it might have been interesting.


#8

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