Hubble's new image of galaxy cluster Abell 209 reveals over 100 galaxies and gravitational lensing effects from dark matter ...

"This discovery was partly serendipity! But, we believe there are many more such opportunities hidden in Hubble data." ...

To celebrate the Hubble telescope's 35th anniversary, NASA released some striking new images on Wednesday, including a bold rendition of Mars and a stunning photo of a moth-shaped nebula with a ...

More The Hubble Space Telescope is celebrating its 35th anniversary in space today, but even as a senior citizen in the spacecraft population, it is showing no sign of slowing down.

Hubble's longevity hasn't been easy. The telescope has weathered an array of technical problems over the years. NASA dispatched five space shuttle servicing missions to Hubble, with the last in 2009.

A Hubble Space Telescope image of the core of quasar 3C 273. A coronagraph on Hubble blocks out the glare coming from the supermassive black hole at the heart of the quasar.

After 35 years, the Hubble Space Telescope is still churning out hits. In just the last year or so, scientists have used the school bus–sized observatory to confirm the first lone black hole ...

Hubble's Wide Field Camera 3 used its four filters and the observatory's 8-foot (2.4 meters) mirror to capture various wavelengths of light to create this colorful view of clouds of gas and dust ...

Squid in the Whale This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker.

A decade of observations by NASA’s Hubble Space Telescope has produced the sharpest and most detailed images of the Andromeda galaxy. Zoom in and explore.

Spacewalking astronauts repaired and upgraded the famed Hubble Telescope during five missions from 1993 to 2009. Here's a summary of these epic servicing efforts.