| http://www.w3.org/ns/prov#value | - In fact, here is something that Sheppard says was mind-blowing: Biden, Sedna and some other bodies at the very edge of the Kuiper Belt all have a strange similarity in their orbits, one that suggests they are being influenced by the presence of something big, perhaps an unseen planet that could be up to 10 times the size of Earth.
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