Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

A study carried out by a team of astronomers led by University of Arizona researcher Catherine Fielder has found that smaller ...

Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star formation and how a galaxy grows. Scientists have reported finding that Leo ...

The Hubble Space Telescope has generated the most comprehensive survey yet of the Andromeda galaxy, the nearest galactic ...

This is the largest photomosaic yet assembled from Hubble Space Telescope observations. It is a panoramic view of the Andromeda galaxy, located 2.5 ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...