May the faint chemical signals drifting through the atmosphere of a distant world be the long-sought message that we are not alone. Astronomers have reported seeing an unusual and strong combination ...

There's some sad news from NASA: The space agency says its Kepler space telescope is beyond repair. The $600 million planet-hunting probe whose mission was to search other solar systems for Earth-like ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like ...

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to what the next 30 years might offer.

When the Kepler space telescope malfunctioned last spring, it looked as though its incredibly successful planet-hunting mission might be over—and NASA made that sad fact official a few months later.

On Thursday, NASA announced that they'd given up on repair attempts to the Kepler Space Telescope, after a second navigational wheel critical to the spacecraft's mission (there are four in total) ...

Astronomers have determined that the planet Kepler-10c, discovered by NASA’s Kepler Space Telescope back in 2011 and thought to be a gas giant, is actually solid, making it an unprecedented ...