Astronomers using NASA’s James Webb Space Telescope have uncovered a rare world unlike anything in our solar system — a giant planet about the size of Saturn with surprisingly Earth-like temperatures ...

JWST has revealed a surprising daily cloud cycle on a distant hot Jupiter, giving scientists a clearer look at its atmosphere.

A planet that is about the size of Saturn, but with a temperature more like Earth's, has an atmosphere rich in methane, ...

An out-of-this-world weather report from NASA’s James Webb Space Telescope reveals how clouds move across a giant planet ...

The planet coined WASP-94A b is a “ hot Jupiter ,” a gas giant roughly in the same broad family as Jupiter but orbiting much ...

Nearly 700 light-years from Earth, morning clouds make way for a clear night on the exoplanet WASP-94A b. Scientists ...

Artist's impression of a gas giant planet orbiting its distant host star. New research, led by astronomers at Penn State and the Jet Propulsion Laboratory, used NASA’s James Webb Space Telescope to ...

Using the James Webb Space Telescope, astronomers analysed the atmosphere of temperate gas giant TOI-199b. The observations ...

In a new study, researchers reanalyzed the first year of observations from NASA’s Transiting Exoplanet Survey Satellite (TESS ...

Astronomers have uncovered a Saturn-sized exoplanet with temperatures similar to Earth that harbors an atmosphere rich in ...

Despite being hotter than Earth, the exoplanet's temperature is mild by giant planet standards.

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...