Wow – that’s a big explosion
This is Io, moon of Jupiter.
You see that big dome on the top? That’s a volcano erupting. The Tvashtar volcano, to be precise. That plume is about 180 miles tall. Read all about it at New Horizons.
Wow – that’s a big explosion by Will Goring, unless otherwise expressly stated, is licensed under a Creative Commons Attribution-Noncommercial 2.0 UK: England License.