The Mysterious Planet Nine and a Newfound Dwarf Planet

The Mysterious Planet Nine and a Newfound Dwarf Planet

     Scientists have discovered yet another marker on the trail toward the putative Planet Nine.

That clue is 2015 TG387, a newfound object in the far outer

By Mike Wall
Space.com
10-2-18

solar system, way beyond Pluto. The orbit of 2015 TG387 shares peculiarities with those of other extremely far-flung bodies, which appear to have been shaped by the gravity of a very large object in that distant, frigid realm — the hypothesized Planet Nine, also known as Planet X.

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