AN INITIAL crew of 98 people might be all that is needed for humanity to reach another star. It turns out this is the minimum needed to maintain a healthy population during a 6000-year trek to Proxima Centauri b, the closest Earth-like exoplanet.
AN INITIAL crew of 98 people might be all that is needed for humanity to reach another star. It turns out this is the minimum needed to maintain a healthy population during a 6000-year trek to Proxima Centauri b, the closest Earth-like exoplanet.