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

James Webb Space Telescope imagery of the Carina Nebula, Southern Ring Nebula and exoplanet WASP-96 b atmospheric data has ...

These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.

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

Near the constellation Leo, JWST turned its gaze slightly aside. In the dim stars of Sextans, it spotted something ...

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

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

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

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

Astronomers using the James Webb Space Telescope (JWST) have confirmed the existence of the first known planet closely ...

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

The James Webb Space Telescope has investigated an exoplanet that’s super cool — literally. The huge planet, which is six ...