Across our solar system, only four celestial bodies—Earth, Io, Triton and Enceladus—are thought to be volcanically active. Several others, such as Venus and Mars, show evidence of volcanism in the past. Others still, like Pluto, are continuing to intrigue the planetary scientists that study them. Thanks to spacecraft like Magellan, Cassini, and New Horizons, we're able to take a close look at the fascinating features of planetary and lunar bodies near and far.

From Venus to Pluto, here's a ranking of the 10 coolest volcanoes in the solar system.