If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

The galaxy, located in the constellation Leo, is about the same size as a star cluster within the Milky Way and is about the ...

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

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

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

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

Hubble's first gigapixel panorama of the Andromeda Galaxy was published exactly ten years ago. This has now been ...

Looking at a distant galaxy means looking back in time.

Scientists have found the beginnings of a young universe that may offer insights into the beginnings of our own Milky Way Galaxy. Geoff Bennett and Miles O'Brien discussed why scientists are ...

Here’s how it works. Most of the atoms in your body likely spent millions of years circling the Milky Way on a cosmic "conveyor belt" before returning to our galaxy prior to the solar system's ...

The Milky Way and thousands of other galaxies are drawn to "something": We have no idea what it is. The Great Attractor is a ...

Spur and gap features seen in Milky Way’s GD-1 stellar stream could be caused by a self-interacting dark matter subhalo. New research points to a dark matter subhalo as the architect behind the unique ...