For more than a decade, the collision between the Milky Way and Andromeda galaxies has been treated as a settled fact of ...

A new ultra-faint dwarf galaxy has been discovered in the vicinity of Andromeda (M31), the Milky Way's large neighboring ...

Imagine you somehow wake up after 4.5 billion years. When your alarm goes off at 5 am, you step outside because you have made a promise to yourself to get some fresh air first thing in the morning.

As a galactic archaeologist, my job is to reconstruct the past of our galaxy – and read the signs of its future.

For decades, astronomers wondered why most nearby galaxies are speeding away from the Milky Way instead of being pulled in by its gravity. New simulations reveal the answer: our galaxy sits in a ...

Published in the Monthly Notices of the Royal Astronomical Society, the study analyses, using simulations, how galaxy collisions can completely or partially destroy stellar discs. Together with ...

No matter the time or vantage point, from a pre-Neolithic cave to a post-lockdown London high-rise, the predictability of the night sky has always been humanity's symbol of permanence and reassuring ...