Some planets take the expression "you're your own worst enemy" to the extreme. At least, that's what astronomers found when ...

An exoplanet is any planet beyond our solar system. Most of them orbit other stars, but some free-floating exoplanets, called ...

Learn more about WASP-121b, the exoplanet so hot it could vaporize iron.

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...

The search for life beyond our planet continues, and one of the most underappreciated tools in an astrobiologist's toolkit is ...

Astronomers have discovered over 100 new alien worlds so far this year — some many light-years away from Earth — that ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Learn about new observations that reveal an exoplanet is destroying itself by cuddling up to its host star, in an ...

An international team of astronomers has found a new super-Earth exoplanet, TOI-1846 b, using NASA 's Transiting Exoplanet ...

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...