Lisa Kaltenegger is the Director of the Carl Sagan Institute at Cornell and works from Sagan’s old office. In this episode of The Space Show, she reveals how we may be just a few years away from answering humanity’s greatest question: are we alone in the universe?

Watch more from this series:

Inside the Fastest Spaceship Ever Made
https://youtu.be/MegG5jFNRmQ

NASA Is Building a Space Station Around the Moon
https://youtu.be/Uxq406Bd7T8

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