'Incredible' new scar is spreading on Jupiter

Very Cool stuff , Looking at the Picture , it would be the Bright spot just above the southern pole , It is an infrared image , so it looks bright instead of dark like a dust cloud !The L.A Times

For only the second time in recent history, scientists have observed the results of an object plunging into the solar system's largest planet.

The object, thought to be an asteroid or comet, left a large dark bruise that can still be seen spreading over Jupiter's southern hemisphere, according to Leigh Fletcher, a planetary scientist at the Jet Propulsion Laboratory in L.A. .