Sunday Space: Is there a Planet Nine in our solar system?

By Eloise Birchall
November 6 2021 - 6:30pm
Maybe a ninth planet is still out there. Picture: Shutterstock

With the rebranding of Pluto to a dwarf planet a space has opened up in our solar system for a ninth planet. And people have been searching for it for the last few years; the mysterious Planet Nine.

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