00499nam a2200097Ia 4500 170517s9999 xx 000 0 und d The Sun Approximately 5 billion years old and just under 333,000 times the mass of Earth, discover the enchanting story of the Sun, the heart of our solar system and the driving force of life on Earth. The Sun is by far the brightest object in the sky. It's so bright that... Science. http://topdocumentaryfilms.com/the-sun/ 334457 334457 0 0 0 CL CL 2017-05-17 0 2017-05-17 00:00:00 2017-05-17 DF