JWST will be stationed at L2, I believe. Floors me... 3x farther out than the moon, basically. Scary too cuz, ain't no servicing mission option for that puppy if the panels unfold incorrectly or whatnot. Will literally be praying to the maker for a successful launch and deployment of that one.
http://www.nasa.gov/topics/universe/...s/webb-l2.html