Inside the Search for Planet Nine

Follow two astronomers, Mike Brown and Konstantin Batygin, as they’re on the hunt for Planet Nine — a hypothesized ninth planet at the edge of our solar system.
Aired: 6/10/2019 | 0:03:14
You may also like
  • NOVA scienceNOW
  • Gorongosa Park
  • Kingdoms of the Sky
  • E.O. Wilson – of Ants and Men
  • Breakthrough: The Ideas That Changed the World
©2019 WNET All Rights Reserved.   825 Eighth Avenue, New York, NY 10019