Astronomers calculate that the universe will die in 33 billion years — much sooner than we thought The theorists predict that the beginning of the end will be in about 10 billion years — less than the present age of the universe. Astrobitica July 24, 2025 (Last updated: July 24, 2025) 1 minute read The theorists predict that the beginning of the end will be in about 10 billion years — less than the present age of the universe. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Mars glaciers found to be over 80% pure ice, study showsNext: Complex organic molecules found in young star’s disk hint at cosmic origins of life