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

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

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

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

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

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

The NASA/ESA James Webb Space Telescope has captured a stunning view of the Horse-head Nebula. It is the sharpest infrared ...

Galaxies speckle the heavens like stars in a stunning new photo of the deep and distant universe.

In 2009, NASA launched the Wide-field Infrared Survey Explorer, or WISE, mission to make infrared observations. This was the ...

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.

This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

But when the James Webb Space Telescope (JWST) peered next to the lion, it revealed astounding new details. In the tiny constellation Sextans, JWST detected groups of galaxies up to 12 billion ...