Cosmos: A Spacetime Odyssey - Unafraid of the Dark

Cosmos: A Spacetime Odyssey

Unafraid of the Dark

Explore one of the biggest mysteries of the universe: dark energy. Meet Fritz Zwicky, whose prediction of supernovas paved the way for our larger understanding of dark energy, the unknown force in the universe that overwhelms gravity on the grandest scale. 

Cosmos: A Spacetime Odyssey - Unafraid of the Dark

By: Unknown on: 8:26 PM

Cosmos: A Spacetime Odyssey -- "The Lost Worlds of Planet Earth"

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"

By: Unknown on: 2:41 PM