Determining which small exoplanets have stony-iron compositions is necessary for quantifying the occurrence of such planets and for understanding the physics of planet formation. Kepler-10 hosts the ...

The Kepler Telescope team has found a new rocky planet, one they describe as a “scorched, molten Earth.” The planet is about 2 times the size of Earth, and is very close to the Sun-like star Kepler-10 ...

An artist’s conception highlights the worlds detected by NASA’s Kepler probe. (NASA / JPL-Caltech Illustration) Astronomers say they’ve used NASA’s Kepler space telescope to discover 10 Earth-sized ...

SEATTLE — When astronomers announced Jan. 10 the discovery of Kepler-10b, they described the alien world as “unquestionably rocky.” Scientists have announced other rocky exoplanets in the past, but ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This story was updated at 10:16 p.m. ET. SEATTLE — Astronomers announced the discovery today (Jan ...

NASA's planet-hunting telescope has found 10 new planets outside our solar system that are likely the right size and temperature to potentially have life on them. After four years of searching, the ...

Johannes Kepler's 442nd birthday is celebrated in today's Google Doodle. The illustration shows the famous astronomer with a small blue planet orbiting both his face and the sun in the centre of the ...