Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such signals have arrived, no RNA instructions lurk in the static, and no shared ...

— -- 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 ...

For all our technological progress, humanity remains confined to a single planet. But that may not always be the case. Over ...

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 ...

(CNN, By Elizabeth Landau) — Kepler-22b is the first confirmed planet in the “habitable zone,” the area around a star where a planet could exist with liquid water on its surface, that has been ...

For life as we know it to arise on another planet, scientists think the alien world must have three key ingredients: organic molecules that can form complex structures, energy to jiggle those ...

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, expect 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 ...

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 ...