The artist's concept depicts Kepler-186f , the first validated Earth-size planet to orbit a distant star in the habitable zone—a range of distance from a star where liquid water might pool on the ...

NASA's planet-hunting Kepler space telescope has just spotted Earth's cousin. Its next big find may be Earth's twin. On Thursday (April 17), astronomers announced the discovery of Kepler-186f, the ...

Kepler-186f orbits an M dwarf star in the constellation Cygnus. More importantly, it's the first confirmed Earth-size, potentially habitable planet elsewhere in the universe. Eric Mack has been a CNET ...

On Earth, plants are green because they reflect green light and absorb red and blue wavelengths. But on planets orbiting ...

Artist's concept shows Kepler-186f , the first validated Earth-size planet to orbit a distant star in the habitable zone. ( Image courtesy NASA Ames/SETI Institute/JPL-Caltech) WASHINGTON, DC, April ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. It’s like finding a needle in a ...

Kepler Space Telescope found a lot of data before it malfunctioned in 2013; scientists are now going back through it. With much fanfare, NASA announced this week that its Kepler Space Telescope had ...

Thousands of exoplanets have been discovered, but only a small number fall within the habitable zone where liquid water could ...

Technicians working inside the Astrotech Space Operations facility near NASA's Kennedy Space Center look over the Kepler spacecraft soon after it arrived in Florida in preparation for launch. [Read ...

Astronomers in a recent breakthrough have identified 45 new rocky exoplanets that could harbour and support alien life. The ...