Earth
Earth is the third planet from the Sun and the only known planet to support life.
Written by
Farhan Desai
First written 3 Dec 2024
Human edits 0
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Earth is the third planet from the Sun and the only place in the universe known to support life. It is the largest of the four rocky inner planets.
Features
About 71 percent of Earth's surface is covered by water. Its atmosphere, liquid water and moderate temperatures allow a wide variety of living things to thrive.
In space
Earth orbits the Sun once a year and rotates once a day, giving day and night. It has one natural satellite, the Moon.
Frequently asked questions
What makes Earth special?
It is the only known planet with life, liquid water and a breathable atmosphere.
How much of Earth is water?
About 71 percent of its surface.