Pluto has some mean mountains. Think low gravity and no erosion. > With peaks reaching 6.2 km (3.9 mi; 20,000 ft) in height, they are the highest mountain rang

Pluto has some mean mountains. Think low gravity and no erosion. > With peaks reaching 6.2 km (3.9 mi; 20,000 ft) in height, they are the highest mountain range on Pluto, and also the steepest, with a mean slope of 19.2 degrees. https://en.wikipedia.org/wiki/Tenzing_Montes https://en.wikipedia.org/wiki/Tenzing_Montes