everything that exists, especially all physical matter, including all the stars, planets, galaxies, etc. in space
The universe is so large that it cannot be measured.
Astronomers study the vast expanse of the universe to unravel its mysteries.
Theories about the origin of the universe continue to captivate scientists and philosophers.
The concept of parallel universes is explored in speculative fiction and theoretical physics.
The beauty of the night sky reminds us of the vastness of the cosmic universe.
