First planet discovered orbiting Alpha Centauri B (artist's concept)

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First planet discovered orbiting Alpha Centauri B (artist's concept)

Artist’s impression of the first planet discovered orbiting the star Alpha Centauri B, a member of the triple star system that is the closest to Earth. The planet was found in 2012 with the HARPS spectrograph on the 3.6-m telescope at ESO’s La Silla Observatory in Chile.

ESO/L. Calçada/N. Risinger (skysurvey.org)

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