The seventh day of the 18th annual Space Telescope Advent Calendar features a distant galaxy seen through a patch of space ...

Astronomers are pulling back the curtain on two of the universe’s biggest mysteries: how planets are born and how invisible matter shapes galaxies. Thanks to the James Webb Space Telescope (JWST) and ...

The James Webb Space Telescope (JWST) has potentially identified the universe’s first stars, formed shortly after the Big Bang, through an Einstein ring. This groundbreaking discovery includes 44 ...

Peering into deep space, NASA's James Webb Space Telescope has helped astronomers find places to study gravitational lensing, an effect in which massive objects such as galaxies warp space-time itself ...