Much like volcanoes on Earth, a 100 mile-wide, 13,000 foot-high mountain on the cold dwarf planet sports a deep depression (35 mi. across). Its features are. If this is indeed a volcano, it is a cryovolcano, which may erupt with cold volatiles such as liquid nitrogen or, perhaps, water.
Credit: NASA/JHUAPL/SwRI
Comments are closed.