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 ...

Based on 20 years of observations by NASA’s Hubble Space Telescope, new research sheds light on one of the solar system’s ...

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

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

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 ...

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

This NASA/ESA Hubble Space Telescope image offers us the chance to see a distant galaxy now some 19.5 billion light-years ...

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 ...

Astronomers are using Hubble to study vivid gas clouds and newborn stars in the tilted spiral galaxy NGC 3511.

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