
3 Season
17 Episode
Known Universe - Season 1 Episode 3 The Most Explosive
Scientists believe that our universe started with a colossal explosion called the Big Bang. That powerful blast created all the matter and energy in the universe and laid the groundwork for every explosion since.
- Year: 2011
- Country:
- Genre: Documentary
- Studio: National Geographic
- Keyword:
- Director:
- Cast: