Season 2 · Episode 10
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The Solar System: Alien Origins
Tue, Aug 21, 2018
·
41 min
Astronaut Mike Massimino uncovers the strange and violent birth of the solar system, and reveals how its planets were built from the wreckage of bygone alien worlds.
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Tue, Aug 21, 2018
41 min
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The Planets
23 episodes
Episode
S2 · E10
in The Planets
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S2 · E11
Dwarf Planets: Aliens Among Us
Tue, Aug 28, 2018