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

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

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

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 ...

NASA's James Webb Space Telescope made its public debut with a series of breathtaking images. Among them was an ethereal ...

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

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

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 ...

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

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