We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

Large and small planets are born from very different circumstances, according to data from NASA’s now-retired space telescope ...

The central star of the Kepler-385 system closely resembles our Sun but is about 10% larger and 5% hotter. Among its seven planets, the two innermost ones, only slightly larger than Earth ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Until the likes of Copernicus, Kepler and Galileo came along ... Jupiter is the biggest planet in our Solar System, and it gets its name from the leader of the ancient Roman gods.

It takes Kepler-452b just 20 days longer to orbit its star than Earth does - making our year roughly the same length. All you need to know about planets in our solar system ...

The cosmic "treasure trove" was revealed using data from NASA's Kepler Space Telescope ... to the approximately 3,300 planets we know of outside the solar system. SEE ALSO: A newfound alien ...

Since 2009, Kepler has been looking for planets outside our solar system where life might flourish. Batalha was the one who refined the point in the sky—tucked under the wing of Cygnus ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." Scientists have used data from NASA's retired planet-hunting space telescope ...

SEE ALSO: Researchers may have found an interstellar comet in our solar system Jacobs was ... of detection has been used by Kepler for years to hunt for distant planets, but using that data ...

"The telescope was named after Johannes Kepler, who, four centuries ago, was the first scientist to appreciate that the planets in our solar system move on slightly elliptical rather than circular ...