Signs of a new planet

Seem to be big news today that we have evidence of another planet. But Mike Brown has been talking about this possible planet since the discovery of minor planet Sedna.

Caltech: Evidence of a real ninth planet

IOP Science: Evidence for a distan giant planet in the Solar system

Mike Brown @ CaltechKonstantin Batygin @ Caltech

Mike Brown’s planets | The Search for Planet Nine

Forbes: Not so fast: Why there likely isn’t a large planet beyond Pluto

Wikipedia: Planet NineSedna | Planets beyond Neptune | Kuiper belt | Mike Brown