Inching ahead on their quest for what they call Earth 2.0, astronomers from NASA’s Kepler planet-hunting spacecraft announced Thursday that they have found what might be one of the closest analogues ...

Kepler 452b (right) is about 60 per cent larger in diameter than Earth (Artist’s impression: NASA/JPL-Caltech/T. Pyle) Meet Kepler 452b, Earth’s new alien cousin. This rocky planet is the first alien ...

Inching ahead on their quest for what they call Earth 2.0, astronomers from NASA’s Kepler planet-hunting spacecraft announced Thursday that they had found what might be one of the closest analogues to ...

Earth, at left, shown with Kepler-452b, which receives the right amount of light to support life, new research suggests. Kepler-452b was the first exoplanet that scientists identified as being ...

The Kepler probe's focus is on finding another habitable planet. — -- NASA says we're on our way to discovering Earth 2.0. The Kepler Space Telescope has located a planet and star closely ...

Scientists analyzing four years of data from NASA’s Kepler mission have released a new catalog of exoplanet candidates. The catalog adds more than 500 new possible planets to the 4,175 already found ...

It's easy to imagine clone armies, lightsabers, and starships on some of these very real planets.

Losing it would leave you looking like Mars, frozen and barren. Scorching and barren, more like. The model here is Venus. Without liquid surface water carbon dioxide can't be bound in surface rocks, ...