*We have the term ansa, but there are two definitions within astronomy: ansa*. Origin: L, a handle. <*astronomy*> A name given to either of the projecting ends of Saturn's ring. Source: Websters Dictionary. *ansa*. compact nebulosity such as can be found in protoplanetary nebulae <http://en.wikipedia.org/wiki/Protoplanetary_nebulae>. Source: Wikipedia. Any ideas what to do? Ed