How the Universe Works (2010 – ...)

2010 • 11 seasons • Documentary • TV-PG

8.9/10 7,698

83% 117

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On August 9, 2026

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20.9 Attention Score

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Episode 3 — Exoplanets - Planets from Hell

Name: Episode 3 — Exoplanets - Planets from Hell
Released: 2012-07-25
Duration: 42 min
Rating: 7

Season 2 • How the Universe Works

Released: 2012-07-25 • Documentary

70%

User score

We once thought that the only planets were in our solar system. We have found many other planets but they are nothing like we expected, from deep-frozen, toxic snowballs, to scorched and boiling nightmares. Is every planet out there a planet fom Hell?

Where to Stream Episode 3

Season 2 · Episode 3 · Streaming in USA

Episodes

Episode 1
Volcanoes - The Furnaces of Life
2012-07-11

Episode 2
Megastorms - The Winds of Creation
2012-07-18

Episode 3
Exoplanets - Planets from Hell
2012-07-25

Episode 4
Megaflares - Cosmic Firestorms
2012-08-01

Episode 5
Extreme Orbits - Clockwork and Creation
2012-08-08

Episode 6
Comets - Frozen Wanderers
2012-08-15

Episode 7
Asteroids - Worlds That Never Were
2012-08-22

Episode 8
Birth of the Earth
2012-08-29

Information

Episode air date	25.07.2012
Episode runtime	42 min
Episode rating	7.00
Genres	Documentary
TMDB series rating	8.3
IMDb series rating	8.9
Series status	Returning series
Age rating	6+
Country	US

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