Astronomy and Space

Planets and Moons

Which are the hottest and coldest planets?

The hottest planet is Venus. It has a surface temperature of 900° Fahrenehit (480° Celsius). The carbon dioxide of Venus’s atmosphere traps the heat producing very high surface temperatures. Neptune is the coldest planet with temperatures of –367° Fahrenheit (–224°Celsius) or 51.7°Kelvin.


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