Big Bang Theory


Big Bang define

The theory that all matter and energy in the universe was compressed into an extremely small volume that 13 billion to 15 billion years ago exploded and began expanding in all directions.

Big bang

The Big Bang theory was defined as the start of the universe. The Big Bang occurred 14.4 billion years ago. It is known the Big Bang is to create all of the galaxies,stars,solar systems, and planets.

Universe terms of Movement

In the terms of movement the universe is expanding.