Planet Nine ·
5-10 M⊕ at 400-800 AU
un
seel
.com · Batygin & Brown 2016 · period 10-20 kyr
eTNOs
6 clustered
Status
Hypothesized
stage
—
Sun
eTNO orbits (Sedna et al.)
Planet Nine orbit
Clustering arc
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.com · Planet Nine