|in 2012, astronomers reported the discovery of a planet that revolved around two sun-like stars. kepler-34b, a gaseous planet, revolves around the stars every 289 days, and the stars revolve around each other every 28 days. this information was presented in the january 11, 2012, issue of the journal nature |

| based on the information in the article, which title would be most appropriate? |

▪new planet found in open cluster system
▪new planet discovered in binary star system
▪discovery: new globular cluster and planet
▪discovery: star system orbiting new planet