"I had been waiting my entire career for Webb so that we could meaningfully characterize the atmospheres of these smaller ...

Sub-Neptunes, planets with diameters bigger than Earth's but smaller than Neptune's, are the most prevalent form of exoplanet ...

Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...

Scientists observed and captured the first clear evidence of auroras on Neptune using the James Webb Space Telescope (JWST), marking a milestone in the study of the outer reaches of the solar system.

Webb is helping scientists understand these gassy exoplanets 'in a way that was not possible prior to the telescope’s launch, ...

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view of this peculiar planet’s rings in more than 30 years,” according to ...

Unlike the James Webb Space Telescope's views of other sub-Neptune exoplanets' atmospheres, its look at TOI-421 b was clear. Credit: NASA / ESA / CSA / Dani Player illustration A sweltering planet ...

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it. Tyler is an associate writer under CNET's home energy and utilities ...