Brian Cox has once again turned our gaze towards the cosmos, but this time, the celebrated physicist isn't just talking about distant stars. He's focusing on an icy, interstellar traveller – Comet 3I/ATLAS – which he describes with a chilling, poetic phrase: 'A message from a dead world'.
This unique object has captured Cox's imagination, and its incredible journey reveals much about the vast, ancient history of the universe.
