Home > Space > How Big Is The Universe? How Big Is The Universe? Space Share on Pinterest How big is the universe compared to a grain of sand? Astronomer Pete Edwards of the University of Durham attempts to describe the enormity of the universe. There are more stars in the universe than grains of sand on Earth! Share on Pinterest Related Posts Solar System 101 | National Geographic Top 10 Facts – Space [Part 4] Asteroid Mining Top 10 Facts – Space [Part 1] Why Was The Apollo Program Cancelled?