In the October 2009 issue of
Astronomy, Contributing Editor Stephen James O’Meara wrote “Take the Ghost Hunt challenge.” In that story, he listed 109 Halloween-themed targets perfect for fall observing.
Well, it’s fall again, so you might want to check out
this link and revisit the Ghost Hunt. (Subscriber access required.) We’ve revised the information to make it up-to-date for 2010. In addition to O’Meara's general overview, you’ll find a downloadable PDF file of all 109 objects to help you in your quest.