Astronomers have made a remarkable discovery in the Kepler-139 star system, uncovering an alien planet that had previously ...

NASA's Kepler Telescope Captures 'Brilliant Flash' of Supernova Shockwave for 1st Time Ever After three years of searching, scientists have caught the elusive phenomenon.

Astronomers using data from the Kepler space telescope have confirmed the existence of 715 new planets orbiting 305 stars, increasing the total number of known planets to about 1,700.

INDIANAPOLIS — A large number of worlds found by NASA's Kepler alien planet-hunting space telescope are probably significantly larger than scientists previously estimated, a new study suggests ...

The Kepler team has estimated that 207 of their 2,326 candidates are comparable in size to Earth, and almost 50 of those are within their star’s habitable zone.

This makes it 35 times the mass of Earth and a year on its planet lasts 355 days, the discoverers noted in their findings published in The Astrophysical Journal Letters. The planet was detected after ...

NASA's Kepler space telescope may be hobbled, but scientists continue to pull new discoveries from its huge dataset. The space agency will announce more findings by Kepler — whose original ...

American space agency NASA announced the discovery of a planetary system that isn't flat, has transit timing variations, and ...

Kepler-1658b, orbiting with a period of just 3.8 days, was the first exoplanet candidate discovered by the Kepler space telescope in 2009. In 2019, astrophysicist Ashley Chontos used sound waves ...

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

Astronomers studying data from NASA's retired Kepler space telescope discovered a new system of seven "scorching" planets orbiting a distant star that is bigger and hotter than the sun, the space ...

Scientists may have found the first water worlds Density suggests these "super-Earths" are more like giant, hot Europas.