From the July 2008 issue

Could nearby stars Alpha Centauri A and B harbor earthlike planets in stable, circular orbits?

Chuck Weber, Reno, Nevada
By | Published: July 1, 2008 | Last updated on May 18, 2023
According to two groups of planet-formation theorists, the answer is yes. Although no evidence for such planets has yet surfaced, astronomers continue to search the system for new worlds.