Other
American Meteor Society: Comets & Meteor Showers
This site from the American Meteor Society contains links to a calendar of meteor shower events and links to information on meteor showers. Also, contains information on comets.
Space.com
Space.com: Comets Data Sheet
This resource explains what comets are, where they come from, and how comets can cause meteor showers.
Other
Space weather.com
Want to know what the current weather conditions are in space? Find everything here you may want to know about the latest solar flares, sunspots, asteroids and more. Site also includes essential web links to quench any user's thirst for...