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 ...

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 ...

The planet is estimated to be about six per cent larger than Earth and follows a roughly 355-day orbit, according to the ...

Get the latest federal technology news delivered to your inbox. Kepler Space Telescope found a lot of data before it malfunctioned in 2013; scientists are now going back through it. With much fanfare, ...

Don't miss the big stories. Like us on Facebook. LOS ANGELES -- Astronomers have discovered what they say is the most Earth-like planet yet detected - a distant, rocky world that's similar in size to ...

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

The Earth-size planet HD 137010 b has a ‘50% chance of residing in the habitable zone’ of its sun-like star, scientists say ...

Kepler-186 and the Solar System: The diagram compares the planets of the inner solar system to Kepler-186, a five-planet system about 500 light-years from Earth in the constellation Cygnus. The five ...