You call that a volcano? *This* is a volcano.

i-249bafc916cf8775215778f425344166-030107.jpg

Image of Io taken by the Long Range Reconnaissance Imager (LORRI) on New Horizons at 11:04 Universal Time on February 28, 2007. The picture shows the enormous 290-kilometer (180-mile) high plume from the volcano Tvashtar. See here for more details.

More like this