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The out-of-this world footage is the first of its kind.
"Seven minutes of terror" for a lifetime's worth of scientific discovery.
Harvard astronomer Avi Loeb says the alien object visited us from an outer space civilization.
"So if the World ends in 2020, it won’t be the fault of the Universe."
It's more than 50 million light years away, but "Lord of the Rings" fans are seeing something strikingly familiar...
"Fast radio bursts" are a scientific mystery.
It's happening tonight.
These are truly amazing.
