New observations from the James Webb Space Telescope (JWST) are painting a new picture of Jupiter's moon Europa and revealing the hidden chemistry of the icy moon's interior.

Deep-field images from NASA's James Webb Space Telescope revealed 300 unusually energetic early galaxy candidates, offering ...

Using the James Webb Space Telescope, astronomers have made the shock discovery that giant rogue exoplanets can grow their own planetary systems without needing a parent star.

"If we were able to take a picture of WASP-17b at optical wavelengths and resolve the disk of the planet, we would see these types of sun dog features." ...

James Webb Space Telescope captures ultra-detailed cosmic images in infrared, revealing faint, distant galaxies, stars, and ...

So much for heliocentrism. An international team of astronomers using observations made with the James Webb Space Telescope ...

Astronomers had hoped to observe an atmosphere on one of the seven planets known to orbit Trappist-1, a red dwarf star. A new ...

Nasa's powerful James Webb Space Telescope is showing us something humankind has never witnessed firsthand before: The birth ...

If Earth needs to borrow a cup of sugar, it's comforting to know that there may be a convenient, possibly habitable, world orbiting Alpha Centauri only 4.34 light years away – at least, if the ...

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

The James Webb telescope's 100-hour reexamination of one of Hubble's most iconic extragalactic images reveals extraordinary ...