NOVA

Secrets of the Sun

Season 39 Episode 7 | 53m 7s Video has closed captioning.

It contains 99.9 percent of all the matter in our solar system and sheds hot plasma at nearly a million miles an hour. The temperature at its core is a staggering 27 million degrees Fahrenheit. It convulses, it blazes, it sings. You know it as the sun. Scientists know it as one of the most amazing physics laboratories in the universe.

Aired: 04/24/12

Expired: 12/15/15

Rating: TV-G

Problems Playing Video? | Closed Captioning

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