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 Milky Way is our galactic home, but just how big is it?  Dive into this fascinating exploration of the galaxy's size, scale, and structure. Get ready for an astronomical perspective on our place ...

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.

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

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 ...

By reconstructing stellar orbits using real Milky Way stars with accurately determined parameters, the team quantified the galaxy's mass-weighted chemical abundances and age structure. This ...

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

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them ... a baby clone of the Milky Way being 'assembled brick by brick ...