Скачать или смотреть The Search for Planet X

Learn more about the search for Planet X, a.k.a our true ninth planet.

A couple notes on the video:

Some astronomers refer to Planet X as ‘Planet Nine’.
Sedna is no longer the farthest object seen in the Solar System—but was when it was discovered in 2003.

SUBSCRIBE: http://bit.ly/1OhMPQC
More Thought Café + videos: http://bit.ly/1KpGB0s

In collaboration with Popular Science: http://www.popsci.com/

Sound Design by: Allan Levy (  / dreamalotmusic  )
Script Editing by: Evan Ottoni (https://evanottoni.com/)
Narration by: Sophie Bushwick (  / sophiebushwick  )

FOLLOW US!

https://thoughtcafe.ca
  / thoughtcafe  
  / thoughtcafe  
  / thoughtcafe  
  / thought-cafe  
  / thoughtbubbler