A unique characteristic of the candidate planet HD 137010b is its ice-cold temperature.

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new extrasolar planet orbiting a sun-like star. The newfound alien world, designated ...

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

CNN — About 300 light-years away from us, two giant exoplanets are orbiting a young sun-like star. The proof is in the picture: Scientists have captured the first direct image of this system. By ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Astronomers have discovered two gas giant planets orbiting stars in the Beehive cluster, a collection of about 1,000 tightly packed stars. The planets are the first ever found around sun-like stars in ...

(CNN) — After decades of searching, astronomers have uncovered some of the strongest evidence yet of exoplanets orbiting Barnard’s Star, the nearest single star system to Earth. The four planets are ...