Supernovas

Feb 12, 2008 on HISTORY at 10:00 PM

Summary

A stellar explosion, the supernova is the sensational death of a star. It can shine as bright as 100 billion suns and radiate as much energy as the Sun would emit over 10 billion years. Jets of high-energy light and matter are propelled into space an... (more)d can cause massive gamma ray bursts and emit intense X-ray radiation for thousands of years. Astronomers believe that this process creates the very building blocks of planets, people and plants.

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Feb 05, 2008

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Season 2 Episode 10

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