Wednesday 20 January 2016

The Solar System may really have nine planets

Artist's concept of the hypothetical ninth planet

There's good news for those who were annoyed when Pluto was knocked off the list of planets. According to a pair of scientists at Caltech, there may actually be nine planets in the Solar System after all. Researchers Konstantin Batygin and Mike Brown say that a planet ten times the mass of Earth may be circling the Sun in a highly elliptical orbit 20 times the distance of Neptune or 36 billion mi (60 billion km), with a year of 10,000 to 20,000 Earth years.

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Category: Space

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from Gizmag Emerging Technology Magazine http://ift.tt/1OGYolG

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