Interesting and Cool Things to Know

Do you want to learn something interesting and amazing? Here you will discover many facts, quizzes and articles that can bring you benefit or just moral satisfaction. We appreciate the reliability of information and the opportunity to spread new knowledge. Smart people make our life better and richer in every sense. Always strive for something new and share interesting facts with us!

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The Sun will become a Red Giant in about 7.7 billion years. The radius will increase by 256 times, and the outer layers of the star will reach the current orbit of the Earth.

If we weigh the entire Solar System, it turns out that our Sun contains about 99.87% of all the matter. This is equivalent to about 333 000 Earths.

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Paper is not what paper money is made of! The composition of 75% cotton and 25% linen is actually a conventional standard, which makes up a material highly resistant to mechanical damage.

The total mass carried away from the Sun by the solar wind is huge. Thus, the Sun loses in 150 million years a mass equal to our entire planet.

The Moon's mean distance from the Earth is constantly increasing. Fortunately, the change rate is very slow—about four centimeters per year.

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