Add Yahoo as a preferred source to see more of our stories on Google. Astronomers do not have a photo of Kepler-22b, but they used the so-called 'transit method' to detect it from 640 light-years away ...

This diagram compares our own solar system to Kepler-22, a star system containing the first “habitable zone” planet discovered by NASA’s Kepler mission. The habitable zone is the sweet spot around a ...

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

Six hundred and thirty-five light years away from Earth, there is a world that seems to promise something almost unimaginable: a planet covered in a vast liquid ocean, where survival might actually be ...

NASA announced today that the Kepler telescope has detected three new Earth-like planets within the habitable zone of their parent stars. These are the smallest and most Earth-like objects Kepler has ...

Want to get away this winter? Consider Kepler-22b, a newly discovered alien world just 600 light-years away where the average temperature is around 72 degrees Fahrenheit. NASA’s Kepler space telescope ...