TOI-199 b, a rare temperate giant planet, sits between scorching hot Jupiters and frozen gas giants, and JWST has found ...

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

Discovery led by UC Santa Cruz Ph.D. of daily cloud cycle on a hot Jupiter exoplanet provides unique window into its make-up ...

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

In December 2023, scientists looking at Mars data stumbled across something completely unexpected—observations of an ...

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

A distant exoplanet known as Kepler-51d is challenging astronomers once again. New observations from the James Webb Space ...

Artist's rendering of a solar storm hitting Mars and stripping ions from the planet's upper atmosphere. Mars' atmosphere, once as thick as if not thicker than Earth's today, is leaking into space. "We ...

A new finding using the James Webb Space Telescope bolsters experts' confidence that they'll eventually discover rocky worlds with hospitable atmospheres. Credit: NASA / JPL-Caltech The search for a ...

Epsilon Indi Ab was first discovered in 2002 and was officially confirmed to exist in 2018. It is considered an exoplanet, which NASA defines as any planet outside our own solar system and orbits a ...

In Star Wars, Anakin Skywalker burned alive on the shores of a roiling lava planet called Mustafar, fueling his tumultuous transition into Darth Vader. Now, astronomers have found an atmosphere on a ...