A new 527-megapixel image captures two open star clusters, NGC 456 and NGC 460, orbiting our Milky Way galaxy. The image uses two different telescopes, the Hubble Space Telescope and the James Webb ...

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

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.

The James Webb Space Telescope has observed a distant cosmic explosion that erupted in the early universe called "supernova Hope" that could help resolve lingering "Hubble trouble." ...

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 ...

Though it probably doesn't need an introduction, the Hubble Space Telescope is a 24,000-pound (10,900 kilograms), 43.5-foot-long (13.2 meters) observatory that to date has made nearly 1.7 million ...

Not only is Hubble one of Earth's premium sources for absolutely incredible, out-of-this-world imagery, it is also a testament to human curiosity and determination. The telescope has been in ...

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 ...

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 ...

Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...