Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

Season 52 · Episode 7 ·
Secrets of the Solar System
New planets are now being discovered outside our solar system on a regular basis, and these strange new worlds are forcing scientists to rewrite the history of our own solar system. Far from a simple story of stable orbits, the creation of our solar system is a tale of hellfire, chaos and planetary pinball.
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Episode 7 of season 52 of Horizon: “Secrets of the Solar System”. Aired 2015-03-03. Watch it online free on ZapFlix.