itsfullofstars: Is Planet X real? Looks like it.From Science:The solar system appears to have a new ninth planet. Today, two scientists announced evidence that a body nearly the size of Neptune—but as yet unseen—orbits the sun every 15,000 years.

itsfullofstars: Is Planet X real? Looks like it.From Science:The solar system appears to have a new ninth planet. Today, two scientists announced evidence that a body nearly the size of Neptune—but as yet unseen—orbits the sun every 15,000 years.

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