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

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

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 ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

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

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

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

James Webb Space Telescope has shown new views of the universe that has previously remained inaccessible. Located at Lagrange ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...

The European Space Agency's Milky Way-mapping space mission Gaia, which involves UCL researchers, has completed its ...