Interesting and Cool Things to Know

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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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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.

The Sun is gradually getting hotter and brighter. In about 1.1 billion years from now, our star will become 11% brighter. Life on Earth under such conditions can only survive in the depths of the oceans at best.

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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