It's Raining Duo Maxwell! This is a pretty good website based on everybody's favorite Gundam Pilot, Duo Maxwell!
Bishoujo Senshi Sailor Moon [Hitoshi Doi] This is probably the best "encyclopedia" for Sailor Moon on the Internet.
The Illustrated Episode Guide An amazingly simple episode guide.
Sailor Sirius, Senshi of the Stars This site is based entirely on a senshi that was created by a fan of the show. You'll love it.