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The hottest planet is not the one closest to the Sun.

Mercury orbits nearest the Sun, yet Venus is hotter: 464 °C on average at the surface, even though it receives only a quarter of Mercury's sunlight. The reason is its atmosphere of 96.5 percent CO2, pressing on the ground at 93 bar and trapping heat like a blanket.

Useful: Venus is the extreme example of what a greenhouse effect without brakes does.

Source: en.wikipedia.org

AstronomieKlimaPlaneten

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