"This unique lensing configuration allows us to constrain both the Hubble constant and dark energy parameters simultaneously ...

James Webb Space Telescope has four primary goals: first light in the universe, galaxies in the early universe, the birth of ...

The James Webb Space Telescope uncovers massive "Red Monsters" galaxies from the early universe, revealing rapid star ...

The discovery was part of the James Webb Space Telescope’s FRESCO survey program, utilising the telescope’s advanced ...

They range in size from about 100,000 times the mass of the sun to billions of solar masses. Most surprisingly, observations ...

Three ultramassive galaxies found by the James Webb Space Telescope have astronomers reconsidering how galaxies grew so ...

Some minerals in lava could suggest water is nearby.

A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

The James Webb Space Telescope captured NGC 346, a star-forming region about 210,000 light years away. One of the features of ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

The James Webb telescope has spotted three gigantic "red monster" galaxies that were spawned soon after the Big Bang. They're ...