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Our sun. The Sun Is 4.57 billion years old. Surface – 6,000 Degrees Celsius. Sun spots are spots on the sun that are than the surface temp cooler . The Sun is made up of 75% hydrogen and 23% of helium. The next solar eclipse is August 21, 2017.
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Our sun The Sun Is 4.57 billion years old • Surface – 6,000 Degrees Celsius • Sun spots are spots on the sun that are than the surface temp cooler The Sun is made up of 75% hydrogen and 23% of helium • The next solar eclipse is August 21, 2017