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Venus is hotter than Mercury

Venus is the hottest planet in the solar system, even though Mercury is closer to the Sun.

Why it is true

Its thick atmosphere traps heat in a runaway greenhouse effect. Venus is the second planet from the Sun and our closest planetary neighbor.

We keep the original reference beside the claim so you can inspect the evidence and surrounding context yourself.

Mars looks red because iron minerals in its dirt oxidize, or rust.

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Uranus was the first planet found with the aid of a telescope, by William Herschel in 1781.

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Jupiter has rings, discovered in 1979 by NASA's Voyager 1 spacecraft.

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