Saturn’s polar light show mystifies scientists

Interesting story:

http://www.timesonline.co.uk/tol/news/world/us_and_americas/article5141940.ece

A display of bright, flickering lights has mystified scientists because it behaves unlike any other known aurora.

The aurora, which like the northern lights on Earth is over one of the poles, was detected by an infra-red camera carried by Nasa’s Cassini spacecraft.

Tom Stallard, of the University of Leicester, said: “It’s not just a ring of aurorae like those we’ve seen at Jupiter or Earth. This one covers an enormous area across the pole.