The Universe
S02E01 Alien Planets
Have planet hunters finally uncovered evidence of Earth-like planets? Astronomers have identified more than two hundred extraterrestrial worlds outside our solar system, all of which were completely unknown just ten years ago.
Season 2 Episodes
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9
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Alien Planets
Cosmic Holes
Mysteries of the Moon
The Milky Way
Alien Moons
Dark Matter
Astrobiology
Space Travel
Supernovas
Constellations
Unexplained Mysteries
Cosmic Collisions
Colonizing Space
Nebulas
Wildest Weather in the Cosmos
Biggest Things in Space
Gravity
Cosmic Apocalypse