Is A Super-Earth Planet Hidden At the Edge of Our Solar System?

#HowTheUniverseWorks | Tuesdays at 10/9c on Science Full Episodes Streaming FREE on Science GO: https://www.sciencechannelgo.com/how-the-universe-works/ Planet Nine sits on the edge of our solar system, roughly 100 billion miles from our Sun. Until we see the planet with our own eyes, we won t know much about its surface. One theory is that Planet 9 is rocky like Earth, but 10 times as massive. Subscribe to Science Channel: http://bit.ly/SubscribeScience Check out SCI2 for infinitely awesome science videos. Every day. http://bit.ly/SCI2YT