Alpha Centauri

Alpha Centauri is a system with with three stars (Alpha Centauri A, Alpha Centauri B, and Proxima Centauri) that is 4.243 light-years away from Earth. It is often depicted to have habitable planets in fiction because Alpha Centauri A & B have similar spectral types, age, star type, and probable stable orbits.

Alpha Centauri in science fiction

• The events of James Cameron's 2010 film Avatar take place on Pandora, a moon orbiting the fictional gas giant Polyphemus in orbit of Alpha Centauri.
• Proxima Centauri is an Earth Alliance colony in Babylon 5.