What If on MSN

What if we found Planet 9?

Swipe Down for Full Video Story Most of us learned that the Solar System has eight planets. For many years, Pluto made it ...
Bright Side on MSN

Intriguing discovery: Potential Planet 9 unveiled in sky surveys

Astronomers may have uncovered the elusive Planet 9, a colossal and mysterious body lurking far beyond Neptune. Detected in ...
Yahoo

Evidence of controversial Planet 9 uncovered in sky surveys taken 23 years apart

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Planet Nine is a ...
IFLScience

Is “Planet 9” Out There? Astronomers Find Evidence Of Massive Object Beyond Neptune’s Orbit

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
Forbes

$1.9 Billion Telescope Has ‘Excellent Chance’ Of Finding Planet X — If It Exists

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Is there an unseen planet — a "planet X" or "Planet Nine" — ...
Houston Public Media

If Planet Nine is out there, this telescope might actually find it

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...