Astronomers using NASA's James Webb Space Telescope (JWST) have made groundbreaking observations of WASP-107b, an exoplanet ...

Due to how their air moves, the atmospheric conditions of hot exoplanets are expected to change between morning and evening.

Can an exoplanet’s atmosphere exhibit east-west asymmetry, meaning its two edges are vastly different from each other? This ...

Artist's illustration of the exoplanet WASP-107 b in orbit around its host star. This illustration is based on transit observations from NASA's James Webb Space Telescope's NIRCam instrument as well ...

Astronomers used NASA's James Webb Space Telescope to detect atmospheric asymmetry in the exoplanet WASP-107b. This ...

Artist's illustration of the exoplanet WASP-107 b based on transit observations from NASA's James Webb Space Telescope as well as other space- and ground-based telescopes, led by Matthew Murphy of the ...

An international group of researchers including University of Arizona astronomers, using NASA's James Webb Space Telescope, ...

Researchers have uncovered extraordinary conditions on WASP-76b, an exoplanet where temperatures exceed 2,000 degrees due to its close proximity to its host star. This ultra-hot gas giant, located 640 ...

Astronomers find extreme weather on WASP-76b, with iron winds and molten metal rain due to its proximity to its star.

LTT 1445 Ac is roughly the size of Earth and about 22 light-years away in the constellation Eridanus. The planet orbits the ...

A star’s surface temperature can be used to determine the star’s luminosity and chemical composition. At best, a star’s exact ...

The ring would have gradually fallen to Earth as meteorites, correlating to a spike of impacts seen in the geological record.