Why is Venus hotter than Mercury, when Mercury is closer to the sun?
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Given that it's the closest planet to the sun, Mercury seems like it should be the hottest planet in our solar system.However, at a blistering 900 degrees Fahrenheit (480 degrees Celsius), Venus tops Mercury's 800 F (430 C) highest surface temperature, despite being an average of 31 million miles (50 million kilometers) farther from the sun. So how can the second planet from our star be hotter than the closest planet to it?It all comes down to reflectivity, atmospheric composition and geological
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