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    Can we really go to another planet?

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Can we really go to another planet?

NASA Administrator Charles Bolden, legendary astronaut Buzz Aldrin, and leading physicist Kip Thorne on whether or not we can go to another planet.

Can we really go to another planet?

NASA Administrator Charles Bolden, legendary astronaut Buzz Aldrin, and leading physicist Kip Thorne on whether or not we can go to another planet.