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Constraints on the location of a possible 9th planet derived from the Cassini data

Laskar, J.; Fienga, A.; Manche, H. +1 more

To explain the unusual distribution of Kuiper belt objects, several authors have advocated the existence of a super-Earth planet in the outer solar system. It has recently been proposed that a 10 M_⊕ object with an orbit of 700 AU semi major axis and 0.6 eccentricity can explain the observed distribution of Kuiper belt objects around Sed…