A Field Guide to the Planets
Season 1
Ep 23. Planets Migrated in Our Early Solar System!
- TV-PG
- November 8, 2019
- 30 min
The surprising detection of gas giant planets orbiting extremely close to other stars has led to the realization that planets can form in one part of a stellar system and then migrate to another part. Did that happen in our own solar system? Learn about the evidence for a Late Heavy Bombardment on the Moon, Mars, and Mercury.