ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...

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

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with more than 200 million individually resolved stars.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

This stunning image of NGC 6951 is captured by NASA's Hubble Telescope. It is a barred spiral galaxy located in the constellation Cepheus. It is located at a distance of about 75 million light-years ...

The Milky Way is a barred spiral galaxy with a central bar-shaped structure and several spiral arms extending from the center. The galaxy has a dense central bulge around the Galactic Center ...

Imad Pasha, the lead researcher and a doctoral student at Yale University called it a "serendipitous discovery" because it ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...