No one has found E.T. yet, but we may be getting closer.
Columbia University astronomers suggest a new way we might grab the attention of alien civilizations.
Update: 12:18 p.m. -- NASA's Kepler mission team revealed during a teleconference (above) that an alien planet similar
“The days of Kepler-432b are numbered,” Mauricio Ortiz, a PhD student at Heidelberg University who led one of the two studies
"Finding Kepler-421b was a stroke of luck," study lead author David Kipping, of the Harvard-Smithsonian Center for Astrophysics
The new cache of planets is extremely unlikely to harbor imposters, but they are not "confirmed planets," in the traditional
Two potentially habitable 'water worlds' This illustration shows HD 189733b, a huge gas giant that orbits very close to its
Red dwarfs are small, faint stars about one-fifth as massive as the sun and up to 50 times dimmer. They are the most common