In a discovery that has been years in the making, researchers have confirmed the existence of a rocky planet named Proxima b orbiting Proxima Centauri, the closest star to our sun, according to a new study. It is the closest exoplanet to us in the universe.


원문출처 : http://www.cnn.com/2016/08/24/health/proxima-b-centauri-rocky-planet-habitable-zone-neighbor-star/index.html