From spellbinding images to groundbreaking scientific discoveries, we look back on some of Hubble's most exciting milestones.

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Astronomers using the powerful James Webb Space Telescope to survey distant galaxies spotted an unusual, chance phenomenon called an "Einstein ring." It's not an actual object, but a warped ...