Science & Futurism with Isaac Arthur cover image

Journey to Alpha Centauri (Narration Only)

Science & Futurism with Isaac Arthur

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Alpha Centauri - Planets Near Red Dwarfs

Alpha Centauri system has multiple known planets, though we don't yet have great data to say too much about them with certainty. Proxima B is a planet 20 times closer to its dim red star than Earth is to our Sun which is actually in the star's habitable zone because Proxima is so faint. There also appears to be either a super-Earth or gas dwarf, Proxima C, about seven times more massive than Earth,. orbiting out as far as Mars will be in our system. It is even possible there be some viable colony options orbiting both stars.

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