How the Universe Works
Season 5 Episode 9 - Strangest Alien Worlds
8.3 ?
2010
Documentary
Discoveries of new planets have revealed countless worlds much stranger than Earth. Some of these worlds don't have stars, others are made out of diamonds. Will we ever find a planet like Earth, or are these distant worlds stranger than fiction?
Episodes in Season 5
1
Most Amazing Discoveries
42 min
2
Mystery of Planet 9
42 min
3
Black Holes: The Secret Origin
42 min
4
Secret History of Pluto
42 min
5
Stars That Kill
42 min
6
The Universe's Deadliest
42 min
7
Life and Death on the Red Planet
42 min
8
The Dark Matter Enigma
42 min
9
Strangest Alien Worlds
42 min
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