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Incredible NASA facts about the Sun
The Sun is a 4.5 billion-year-old glowing ball of hot gases. It sits at the centre of our solar system.
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Sun is made mostly of hydrogen and helium. These gases make it shine bright and give us heat and light.
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It’s the only star in our solar system. Without it, life on Earth wouldn’t exist.
Photo Credits: NASA
Even though it’s important to us, the Sun is just an average-sized star. Some stars are 100 times bigger.
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The Sun’s core is the hottest part- around 15 million °C. The outer layer, the corona, is even hotter than the surface.
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Over 3,30,000 Earths match the Sun’s mass. And over 1.3 million Earths would fit inside it.
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The Sun is located in the Milky Way galaxy in a spiral arm called the Orion Spur that extends outward from the Sagittarius arm.
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As a star, the Sun doesn’t have any moons, but the planets and their moons orbit the Sun.
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