What is sun ??explain
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The Sun is the star at the center of the Solar System. It is a nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy mainly as visible light and infrared radiation. It is by far the most important source of energy for life on Earth.
Surface temperature: 5,778 K
Mass: 1.989 × 10^30 kg
Age: 4.603 billion years
Radius: 696,340 km
Distance to Earth: 149.6 million km
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sun is star and sun get sunlight to reach earth 8.min20second
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