Embark on a cosmic journey through time and space to explore the ultimate fate of the universe in this captivating 58-minute lecture by astrophysicist Geraint Lewis. Delve into the evolution of celestial bodies, from galactic collisions to hyperactive black holes, and witness the death of the last star. Learn about synthetic universes, the cosmic web, and the limitations of our current understanding. Discover the potential end of the Milky Way, the concept of scientific notation, and the fascinating possibilities of electronic life and Dyson spheres. Examine profound concepts such as proton decay, Hawking radiation, and the heat death of the universe. Gain insights into the work of Isaac Newton, the importance of telescopes in our understanding of the cosmos, and the role of gold in the universe. This thought-provoking talk challenges our perceptions of time, space, and existence, offering a glimpse into the far-reaching future of our universe.