Planets in Alpha Centauri could be carbon-rich – if they exist – Physics World - physicsworld.com

New modelling predicts the composition, structure and atmosphere of hypothetical nearby worlds

Artists impression of a (now-disproven) candidate planet formerly thought to be orbiting the star Alpha Centauri B, which is part of the triple star system closest to Earth. (Credit: ESO/L. Calçada/N… [+6214 chars]

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