The Kepler space telescope has helped us discover many potentially habitable exoplanets that may harbour life. How does it ...

As the highly successful Kepler spacecraft ends its 9-year mission, humanity can look back at an instrument that greatly expanded our knowledge of planetary systems around other stars and ...

Our quest to find a “second Earth” has long occupied scientists and dreamers alike. The possibility of another world ...

It’s now been a few months since the Kepler space telescope bit the dust, but the work it did will still have an impact for a long time to come. In a new post, NASA reveals the telescope’s ...

The Kepler spacecraft is in the final moments of its life. NASA isn’t quite sure when they’ll say their last goodbye to the space telescope which has confirmed the existence of thousands of ...

(CNN)-- Calling it a mission that may fundamentally change humanity's view of itself, NASA on Friday launched a telescope that will search our corner of the Milky Way galaxy for Earth-like planets.

All good things must come to an end, on Earth and even in space. NASA announced on Tuesday that the Kepler mission — which has transformed how we understand planets outside of our solar system ...

The total lunar eclipse on March 13-14 will plunge moon missions into darkness. What will happen to the lunar spacecraft?

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.

Say hello to "Earth 2.0." Thanks to NASA's planet-hunting Kepler spacecraft, a world that could "conceivably harbor life" was found among the stars, sporting a "balmy temperature" of 72 degrees ...