Cosmos: A Spacetime Odyssey -- "The Lost Worlds of Planet Earth"
Theory after theory have been proposed as to what caused the LHB. One popular theory is that the gas giants of our system migrated and gravitationally affected the orbits of asteroids within the asteroid belt and the Kuiper belt.
Cosmos: A Spacetime Odyssey -- "The Lost Worlds of Planet Earth"
Description: Neil deGrasse Tyson tells more stories of Earth's violent past, starting with the Late Heavy Bombardment --a period of time approximately 3.8 to 4.1 Billion years agoViews:
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