The Hubble Space Telescope celebrates 36 years of incredible discoveries, stunning imagery, and a lasting impact on astronomy.

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

The discovery of CDG-2 began when a team of astronomers investigated tight groupings of stars called globular clusters, which ...

NASA's Hubble Telescope captured the rare phenomenon of a comet breaking apart, catching scientists off guard until they saw ...

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

Using the stalwart Hubble Space Telescope, a team of astronomers have found a galaxy 300 million light away that appears to be made of at least 99.9 percent dark matter — so much that the galaxy is ...

Behind the dusty clouds of the Cigar Galaxy lies a dazzling powerhouse of star formation, where stars are being born ten times faster than in the Milky Way. Astronomers using the Hubble Space ...

Astronomers using the Hubble Space Telescope announced Wednesday that they had peered through time to photograph seven galaxies that formed early in the evolution of the universe and could help ...

Humanity has always been fascinated by space. We are able to see the universe with breathtaking clarity because of NASA's powerful telescopes. Astronomers have been able to take pictures of galaxies ...

Two new studies have measured the expansion of the universe in our immediate cosmic neighborhood using a novel method that ...

The Hubble Space Telescope has been orbiting Earth for over 35 years now. Billions of miles away, floating above our heads, it has completely changed .