28 gen 2019 anni - Sun

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Facts about the Sun:
1. The Sun is believed to have been created about 4.5 billion years ago.
2. The Sun is located in the center of our solar system and all other celestial bodies orbit this star.
3. The Sun is mainly made up of hydrogen (70%), helium (28%) and other elements such as oxygen, iron, and sulfur.
4. The Sun's core is estimated to be around 15 million degrees Celsius.

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