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JHU: New Definition of a Planet Proposed

Posted: Tue Jan 23, 2018 4:38 pm
by bystander
Scientist Proposes New Definition of a Planet
Johns Hopkins University | 2018 Jan 22

Pluto hogs the spotlight in the continuing scientific debate over what is and what is not a planet, but a less conspicuous argument rages on about the planetary status of massive objects outside our solar system. The dispute is not just about semantics, as it is closely related to how giant planets like Jupiter form.

Johns Hopkins University astrophysicist Kevin Schlaufman aims to settle the dispute.

In a paper published Jan. 22, 2018, in The Astrophysical Journal, Schlaufman has set the upper boundary of planet mass between four and 10 times the mass of the planet Jupiter. ...

Evidence of an Upper Bound on the Masses of Planets and Its Implications for Giant Planet Formation - Kevin C. Schlaufman