How the Universe Works

Season 2, Episode 5

Episode Title: Extreme Orbits - Clockwork and Creation

Air Date: 2012-08-08

Overview:

We owe our existence to the stability of earth's orbit. But we are the freaks: everywhere else we look we find orbits are chaotic, unstable, and violent. Yet on the very largest scale, orbits are also a creative force, even constructing the fabric of the universe itself.