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15 Million Degrees: A Journey to the Centre of the Sun | Green L.

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Издательство: Penguin
Год издания: 2015
ISBN: 9780241963555

110 times wider than Earth; 15 million degrees at its core; an atmosphere so huge that Earth is actually within it: come and meet the star of our solar system Light takes eight minutes to reach Earth from the surface of the Sun. But its journey within the Sun takes hundreds of thousands of years. What is going on in there? What are light and heat? How does the Sun produce them and how on earth did scientists discover this?