[Outbackmanyep]

Originally Posted by jjjnettie

A nice image by Rock Mallin, taken in Ottawa Canada. Truely shows it's Planetary neb like appearance.
http://mallincam.tripod.com/id36.html

If that image is correct in what we see in it, then its definitely a catastrophic break up of some kind....
Normally outbursts are attributed to physical nucleus break-up......