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Sun - Wikipedia

The Sun is a G-type main-sequence star that makes up about 99.86% of the mass of the Solar System. [31] The Sun is classed as a G2 star, [32] meaning it is a G-type star, with 2 indicating its surface …

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Sun - NASA Science

2026年5月21日 · The Sun is the star at the heart of our solar system. Its gravity holds the solar system together, keeping everything — from the biggest planets to the smallest bits of debris — in its orbit.

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Sun - National Geographic Society

2024年2月2日 · The sun is an ordinary star, one of about 100 billion in our galaxy, the Milky Way. The sun has extremely important influences on our planet: It drives weather, ocean currents, seasons, …

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Sun Facts ☀ - Interesting Facts about the Sun

Light from the Sun takes eight minutes to reach Earth. The Sun is an average distance of 150 million kilometres from the Earth. Light travels at 300,000 kilometres per second. Dividing one by the other …