An amazing picture taken from International Space Station shows the shock wave from a volcanic eruption. The eruption ocurred on the Sarychev Peak on Matau Island, located in the Kuril island chain northeast of Japan.
(image credit: NASA/ISS/Earth Observatory)The new photo was taken June 12 from the International Space Station. NASA says volcano researchers are excited about the picture "because it captures several phenomena that occur during the earliest stages of an explosive volcanic eruption."
The main plume appears to be a combination of brown ash and white steam, according to a NASA statement. The vigorously rising plume gives the steam a bubble-like appearance
The surrounding atmosphere has been shoved up by the shock wave of the eruption, scientists said.
From the Upcoming ueue, submitted by Geekazoid.
column erupts in that manner it moves at supersonic speeds.
http://antwrp.gsfc.nasa.gov/apod/ap090625.html
Just me 2 cents.