AreWeThereYetAreWeThereYetAreWeThereYet?

How many people would you have to send to colonize Proxima Centauri b? Physicists Frederic Marin, and Camille Beluffi calculated crew numbers needed, to get to the neighboring star system with thousands of planets. You’d need to start with 98 people. But they’d have to have many generations of children, because the trip would take 6300 years!

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