The eruption of Pele on Jupiter's moon Io. The volcanic plume rises 300 kilometers above the surface in an umbrella-like shape. The plume fallout covers an area the size of Alaska. The vent is a dark spot just north of the triangular-shaped plateau (right center). To the left, the surface is covered by colorful lava flows rich in sulfur.
NASA/JPL/USGS
1998-06-04
<a rel="nofollow" class="external free" href="http://photojournal.jpl.nasa.gov/catalog/PIA00323">http://photojournal.jpl.nasa.gov/catalog/PIA00323</a>