StarTalk | What Happened to Planet X?
Where did Planet X go? Neil deGrasse Tyson and comedian Chuck Nice break down the case of Planet X and whether there could be more planets lurking in our solar system.
2024-07-25 21:00:00 - StarTalk
Learn about the history of discovering planets and why it lead scientists to believe in a Planet X.
Discover how a prediction lead to finding Neptune and Pluto. When did the idea of Planet X go away?
Is there still a chance that there is an unknown planet orbiting in the darkness of our outer solar system?