The inside-out growth of this ancient galaxy could teach us something about the history of our own Milky Way and how it ...

Astronomers have discovered the earliest strongly rotating galaxy ever seen that's well-organized rather than chaotic, ...

A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery.

The Hubble Space Telescope's latest image of Messier 90, a spiral galaxy in the Virgo constellation, showcases advanced ...

The James Webb Space Telescope has directly imaged its lowest mass extrasolar planet outside the solar system yet. The planet is also the closest to its star to be directly observed by the $10 billion ...