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 captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in the Cassiopeia constellation. Credit: Space.com | footage courtesy ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

Astronomers have used the James Webb Space Telescope (JWST) to revisit a misunderstood black hole thought to be gulping ...

Lingering Brightness Provides Evidence for How the Planet Met Its Demise Each year, scientists from around the world compete ...

Now, using the James Webb Space Telescope (JWST), astronomers may have cracked this puzzle, finding the first evidence of a ...

A study suggesting the exoplanet K2-18b may contain potential signs of alien life has been met with skepticism from the scientific community. Here’s the truth about what the James Webb Space Telescope ...

Two years ago, a star on its deathbed was charged with a heinous act — eating a planet — in a system 12,000 light-years away ...

Using the James Webb Space Telescope (JWST), scientists analyzed far-away bodies -- known as Trans-Neptunian Objects (TNOs) -- and found varying traces of methanol. The discoveries are helping them ...

The James Webb Space Telescope has provided a rare glimpse into the remnants of a centuries-old supernova in Cassiopeia A. Using infrared technology, the telescope captured a light echo caused by ...