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)
This image is posted under a Creative Commons Attribution license. You may reuse it for any purpose as long as you include the above credit.