: Alpha Centauri is a double star system, which contains two sun-like stars. : There must be several planets orbiting both stars. : There is a high possibility that both stars are orbited by planets that has life on it. : There is report that extra-terrastial spaceship landed in arizona desert has pick up man. : He said that he was sent to Alpha Centauri, during 4 days while he was reported missing. : While he was on planet at Alpha Centauri, he saw cities on the planet was covered with transparent domes.