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A 9th planet may be within reach and it’s not Pluto returning

For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...
IFLScience

On March 23, 2178, Pluto Will Complete Its First Full Orbit Since Its Discovery

Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...
SlashGear

Our Solar System Might Have A New Ninth Planet (And It's Not Pluto)

In 2006, updated research led to Pluto being controversially demoted to dwarf planet status by the International Astronomical Union. The reasoning was that Pluto's location in the far-flung ...
The New York Times

Scientists Say They’ve Found a Dwarf Planet Very Far From the Sun

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach its closest point to the sun is in the year 26186. By Kenneth Chang Kenneth ...