Facts About Planet Earth

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Facts About Planet Earth

Almost a perfect sphere.

Rotates once every 23.934 hours.

Tilt of axis is 23.4 degrees.

Has a magnetic field due to iron core.

Earth is 91 million miles away from the sun.

Atmosphere is 78% nitrogen and 21% oxygen.

Diameter is 7,926 miles.

Age is 4.5 billion years old.