Scientists used new data taken by the James Webb Space Telescope to make a new reading of the rate at which the universe is expanding over time, by measuring light from 10 galaxies including the one ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet WASP-107b, revealing a world with an enormously inflated, weakly bound ...

The COSMOS-Web survey has used the James Webb Space Telescope to trace the universe's hidden scaffolding of filaments and ...

Astronomers have long been puzzled by supermassive black holes that seem to have fully formed in the earliest epochs of the universe. Now, a new paper suggests that these monster black holes may have ...

Webb has been orbiting more than a million miles from Earth, capturing breathtaking images of deep space. But how does it actually work? When you purchase through links on our site, we may earn an ...

The nebula is the final stage in one star's long life. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The James Webb Space Telescope's latest ...

For years, strange red dots in James Webb images left scientists puzzled. New research shows they are young black holes hidden inside dense clouds of gas, glowing as they devour their surroundings.