Pluto's extreme cold causes water ice to become as hard as rock, forming mountains up to 3.5 kilometers high, while softer nitrogen and methane ice cover the surrounding terrain.
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Did you know Pluto has mountains made of ice?Added:
Did you know Pluto has mountains made of ice?
But not the kind of ice you put in your drink.
Pluto is so cold that water ice becomes as hard as solid rock. These frozen peaks can rise up to 3,500 m or about 11,000 ft high. The mountains are mostly made of water ice, while softer nitrogen and methane ice cover the surrounding terrain.
>> A tiny world at the edge of our solar system proving that even Pluto still has amazing [music] secrets to reveal.
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