Science Trek

Planets: What Exactly is a Planet?

Directed by Al Hagenlock
S22 • E4    Oct 5, 2020    5m
How we've defined what a planet is has changed over time. Is Pluto a planet? Is Ceres? Find out the difference between a planet and a dwarf planet and why scientists decided to change things up.

Where to Watch Science Trek - S22 • E4

Cast of Planets: What Exactly is a Planet?

  • Joan Cartan-HansenSelf - Host / Writer / Producer
  • Al HagenlockDirector / Editor
  • Bruce ReichertExecutive Producer

 

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