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 ...

— -- 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 ...

It's several times larger than Earth and 600 light years away, but a newly discovered planet, Kepler-22b, is also said to be 72 degrees--and NASA's Kepler mission has named it as a planet that's just ...

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 ...

WASHINGTON - A newly discovered planet is eerily similar to Earth and is sitting outside our solar system in what seems to be the ideal place for life, except for one hitch. It's a bit too big. The ...

The same team that recently discovered the possibly water-covered, life-supporting planet, Kepler 22b, two weeks ago announced the discovery of two more Earth-sized planets on Monday. Ars Technica's ...

For all our technological progress, humanity remains confined to a single planet. But that may not always be the case. Over the past few decades, astronomers have discovered thousands of exoplanets, ...