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Planet Nine

An artist’s rendering of icy objects in the Kuiper Belt.

What caused this space object’s weird orbit? ‘It was totally Planet Nine,’ one astronomer says.

Science

“Niku” is an icy debris chunk in the Kuiper Belt. And according new research out of CalTech, its wild orbit is linked to the distant, as-yet-unseen “Planet Nine.”

Kuiper Belt object

This strangely orbiting space object could have ties to Planet Nine

Science
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