Wendy Freedman, a leading figure in the debate over this rate of expansion, known as the Hubble constant. "It doesn't mean we ...

A sparkling cloudscape is revealed by the Hubble Space Telescope, which used its instruments to capture multiple wavelengths ...

James Webb telescope, technically advanced than Hubble telescope, has released new pictures of the colossal galaxy cluster ...

Information about Uranus is limited. What we know is that the planet is composed mainly of water and ammonia ice, its diameter is about 51,000 kilometers, about four times that of the Earth, and its ...

This sparkling stunner brings astronomers one step closer to examining Cosmic Dawn, when the universe was just a few million ...

This Hubble Space Telescope image features a remote galaxy, which appears as a red arc that partially encircles a foreground ...

The stately and inclined spiral galaxy NGC 3511 is the subject of this NASA/ESA Hubble Space Telescope image. The galaxy is ...

The 'Hidden' monster: NASA's Hubble Space Telescope captured this view of Galaxy NGC 1068. NuSTAR's high-energy X-rays eyes ...

In 1987, an enormous blue arc, thought to be hundreds of trillions of miles long, was first considered one of the largest objects ever detected in space. The arc was discovered near the galaxy cluster ...

As the Hubble Space Telescope celebrates 35 years in space, here's what to know about the ambitious instrument.

Hubble’s image of the Large Magellanic Cloud reveals a cotton candy-like cloudscape using light our eyes can’t see, like ...

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A ...