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

In celebration of the 35th anniversary of the legendary space telescope’s launch, here are 35 of our favorite images it has ...

For 35 years, the Hubble Space Telescope has taken photos of celestial objects across the universe. Look back at 10 photos ...

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

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

The Hubble Space Telescope launched on April 24, 1990, aboard the Space Shuttle Discovery (STS-31), and deployed into Earth ...

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

The Andromeda Galaxy's family of dwarfs are an enigma. First it was the unusual flat plane around which more than half of ...

People are still puzzling over why nearby objects and distant galaxies move away from us at different speeds. There may now ...

Looking for a really big story, I naturally headed for "Galaxies in Collision." Bradley Whitmore of the Space Telescope Science Institute in Baltimore brought us up to speed. We've known for a ...

Despite decades of searching for this signal, astronomers have yet to find it. The problem is that our Earth is too noisy, ...