Q:
What Is the Third Planet From the Sun?
A:
Quick Answer
Earth is the third planet in the solar system. Earth orbits the sun at a distance of roughly 93 million miles and is the only known planet capable of supporting life.
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Earth is the largest of the terrestrial planets as well as the densest major body in the solar system. The planet possesses an iron core that produces a magnetic field that shields the surface from the effects of cosmic and solar radiation. Earth's atmosphere is able to keep its surface warm enough for liquid water without producing a runaway greenhouse effect that would result in temperatures too high to sustain life.
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