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

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

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

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

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

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

But when the James Webb Space Telescope (JWST) peered next to the ... The universe is 13.8 billion years old, so these galaxies date back to the universe's early years. Just as gravity causes ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

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

Located 124 light-years from Earth, the mysterious planet will never host human visitors — but a recent glimpse with the ...