Blog posts

2025

2018

When Galaxies Collide Size Matters

1 minute read

Published:

Many moons ago, Prof. Geraint Lewis and I wrote a piece on the Conversation. This was when our work had turned up an interesting result on measuring the mass of the Andromeda galaxy, which at a distance of only two million light years is our cosmic next-door neighbour.

2016

Cosmic Crime Scene Hunt

less than 1 minute read

Published:

Prof. Lewis and I wrote a brief post (https://theconversation.com/the-cosmic-crime-scene-hunt-for-clues-on-how-galaxies-are-formed-67438) on the Conversation lately, where we attempted to touch on a unsolved puzzle about how large galaxies, like our own Milky Way and the nearby Andromeda Galaxy, emerge from the featureless soup that existed after the birth of our universe.