Ceres' ice volcanoes might have oozed into oblivion

Given time, solid objects can actually flow NASA A view of Ceres' cyrovolcano Ahuna Mons, with its height exaggerated by a factor of two. At 2.5 miles tall, Ahuna Mons sticks out like a sore thumb on Ceres. The ice volcano is by far the biggest thing on the dwarf planet, and there are no runners-up.…