In Marty
wrote:

Until a few years ago, SAA was one of the best, if not THE best,
amateur astronomy newsgroup on the planet. The same lack of structure
that made it vulnerable to trolls and cranks gave it a spontaneity
that just doesn't happen in more structured, moderated, groups.
There's no reason that amateur astronomers can't take it back.
Marty

The obvious first step is to use your news client's filter or killfile
mechansim.

But, since you're a googlegrouper, I guess you're just stuck.

--
St. Paul, MN