I found this on an astronomy forum-
"I found this on the Model railroader forum and it too, has taken on it's own life, Sooooo I thought I would start over here so we as astronomers could have a little fun with it too. Here's the way it works, I'll start the story with 3 words, then each successive poster will add 3 more to keep the story going. Here goes..."
NOTE TO POSTERS: to make it funnier, only look at the last reply, and then post