Thursday, May 17, 2012

Secret rogue planet may be hiding behind Neptune

msnNOW homepage
Thursday, May 17, 4:23 pm
Solar System, digital composite (© Kevin Kelley/Getty Images)

Does Earth have a new friend? An astrophysicist says it's likely that an as-yet undiscovered planet exists on the dark fringes of our solar system, messing with the orbits of celestial bodies in the Kuiper Belt, just beyond Neptune. Rodney Gomes says the new planet could be anywhere from half to four times the size of Earth and is likely a rogue planet that floated over from another solar system.


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