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

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

The Gaia mission of the European Space Agency (ESA) has officially ceased its scientific operations after 12 years of service ...

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

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

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

Looking at a distant galaxy means looking back in time.

Leo P, a galaxy once dormant, has reawakened to form stars again, offering new clues about the universe's earliest galaxies.

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 ...

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