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17/10/2012 Closest exoplanet is found

Astronomers claimed to find a planet orbiting a star in the Alpha Centauri system. It is the closest star system to the Sun. It is composed from three stars: Alpha Centauri A, B and C. The proposed planet was to orbit Alpha Centauri B. It was named Alpha Centauri Bb. Its existence was however disproved in 2016.