Isn't this where the space family Robinson was heading? If only the dastardly Dr. Smith hadn't been up to his usual no-good...
http://www.csmonitor.com/Science/2012/1017/Earth-size-planet-found-just-next-door-in-Alpha-Centauri-system (http://www.csmonitor.com/Science/2012/1017/Earth-size-planet-found-just-next-door-in-Alpha-Centauri-system)