
Browse all 5 episodes in this season, including available images, air dates, runtimes, ratings and episode summaries from TMDB.

Episode 1
Since the first star lit up the universe, they have been engines of creation. Professor Brian Cox reveals how, ultimately, stars brought life and meaning to the universe.

Episode 2
Professor Brian Cox questions whether we are alone in the universe. There might be more planets than stars in our galaxy - but will we find a second Earth?

Episode 3
A space mission discovers the dramatic history of the Milky Way. Professor Brian Cox reveals how our galaxy endured multiple collisions as rival galaxies fought for survival.

Episode 4
Prof Brian Cox journeys into a supermassive black hole - a monster that can destroy worlds, stop time, and is forcing us to reassess our understanding of reality.

Episode 5
It’s the ultimate question: why are we here? Cutting-edge space missions take us back 13.8 billion years to the very beginning – the origin of the Universe.