3D rendering of Planet Earth

Why does the earth have magnetic poles?

The world is different from solar system for several reasons: It is the only planet with oxygen-breathing air, covered in liquid water and the only celestial body (capable of) sustaining life. An often-overlooked feature that makes our planet unique, however, is that it’s the only rocky body in the inner solar system with strong magnetic fields – your compass wouldn’t be useful on Mars.

But where do these poles come from, and what do they do? To answer these questions, let’s start with a trip to the center of our planet.

#earth #magnetic #poles

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