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As Trump orders UFO data released, a question hangs: If aliens exist, what would they think of us?
What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?
Space.com on MSN
Interstellar comet 3I/ATLAS may be nearly 12 billion years old. Its star system may no longer exist
Our solar system's famous "invader" might be as old as the Milky Way itself.
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