The Universe

"Our father created everything"

- Lucifer

The universe refers to the physical plane of existence.

History
Before there was anything, there was only The Darkness. Some time after God and Death came into existence, God created the universe with a Big Bang.

Characteristics
The universe is a gigantic space-time continuum, which follows physical laws, however it is possible to use magic inside it. Together with Heaven, Hell, Purgatory and Avalon it represents all of existence in the Supernatural World.

Trivia

 * While in the real world time itself came into existence with the universe, in Supernatural there were events before the the universe began to exist, implying that time was pre-existent.