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How the Universe Works
S02E06 - Comets - Frozen Wanderers
A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.
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Season 8
NEW FRONTIER (EDGE OF THE UNIVERSE)
EDGE OF THE UNIVERSE. The night sky is a time machine. The further we look out into the universe the further back in time we reach. What we see in the night sky is only a small percentage of the contents of the Universe, most is dark matter and dark energy we know it exists; however its nature eludes us for the moment.
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A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.