material universe
The material universe is the collective term for all physical matter, energy, and space that is relating together.
It includes celestial bodies like stars, planets, galaxies; phenomena such as gravity, light, and time; and the fundamental particles that make up atoms. This vast expanse relates through physics and encompasses everything from the largest galactic structures to the smallest subatomic particles. The material universe is where life takes form, civilizations collapse, and where you probably are as you're reading this.