In the aftermath of a massive storm in Saturn's northern hemisphere, NASA's Cassini spacecraft observed record-setting disturbances in the planet's upper atmosphere, including an unprecedented spike in temperature and a huge increase in the amount of ethylene gas, the origin of which is a mystery.

October 25, 2012

In the aftermath of a massive storm in Saturn's northern hemisphere, NASA's Cassini spacecraft observed record-setting disturbances in the planet's upper atmosphere, including an unprecedented spike in temperature and a huge increase in the amount of ethylene gas, the origin of which is a mystery.

Credit: NASA/GSFC

ENLARGE