JWST data hints that Trappist-1e may have an atmosphere. More transits will test if this world could support liquid water. Recent observations with NASA’s advanced JWST telescope have revealed a ...

Using the James Webb Space Telescope, scientists uncovered bizarre atmospheric structures on Saturn, including drifting “dark beads” in the ionosphere and an asymmetric star pattern in the ...

Firefly Sparkle,” a galaxy that existed about 600 million years after the big bang, has been imaged by the James Webb Space ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The ...

Hubble discovered a white dwarf planet devouring a Pluto-like object, revealing debris rich in water and nitrogen.

Telescopes on the National Mall tonight will give people a chance to see the stars and experience the largest astronomy outreach event in the United States.

A new class of supermassive black holes embedded in a thick gas shell could explain small red dots in images from the James ...

For decades, Saturn has fascinated scientists with its rings, storms, and unusual north-pole hexagon. Now, the James Webb Space Telescope (JWST) has uncovered something even stranger: dark bead-like ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, ...

Astronomers are pulling back the curtain on two of the universe’s biggest mysteries: how planets are born and how invisible ...

A study of Saturn's atmospheric structure using data from the James Webb Space Telescope (JWST) has revealed complex and mysterious features unseen before on any planet in our Solar System.

Although ‘steam worlds’ were first proposed about twenty years ago, they are now supported by observations. The James Webb Space Telescope has detected water vapor around several sub-Neptunes, with ...