When it comes to telescopes, there are no bigger names than Hubble and Webb, but why have two space telescopes anyway, how ...

After it first launched, scientists realized that one of Hubble's primary mirrors was ground to the wrong specification. As a result, a daring rescue mission was planned. Astronauts rode to Hubble ...

Every Hubble anniversary feels like a triumph for the elderly space telescope. It may have a few more anniversaries left in it. NASA hopes it will continue operations into the 2030s. Long live Hubble.

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

WASHINGTON — The Hubble Space Telescope marked its 35th anniversary this week and NASA celebrated by releasing a series of stunning new photos from the observatory. With nearly 1.7 million ...