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What If There Was Another Earth in Our Solar System?

By What IfFrom youtube.com
500.5K views
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About 65 million years ago, a mass extinction event occurred, wiping out more than 75% of all species on Earth. There have only been 5 mass extinctions in our planet's 4.5 billion year history. But the next one has already started.

Tags

what if
scifi
sun
the sun
solar system
moon
rad
ganymede
nasa
earth
space
cosmos
planets
neptune
jupiter

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