The sun has been lighting our planet for 4.6 billion years and dominates all life on Earth -- but it's a speck in comparison to the other stars in the universe. How the Universe Works: Big Stars More Videos Online

How the Universe Works: Big Stars

The sun has been lighting our planet for 4.6 billion years and dominates all life on Earth -- but it's a speck in comparison to the other stars in the universe.

Added: May 17, 2010
Views: 27144 Views
Runtime: 01:33

 
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