Comets

Catalogue of Comet Discoveries - Downloadable catalog. Also news, reading list, articles, links.
http://www.comethunter.de/

British Astronomical Association Comet Section - News, recent observations, observing information and advice.
http://www.ast.cam.ac.uk/~jds/

Windows to the Universe: Comets - General information and data, pictures, details on the most interesting ones.
http://www.windows.ucar.edu/tour/link=/comets/comets.html

The ICQ Comet Information Website - Updated news letter on observation opportunities, designation of names and discoveries. Includes observation data and links.
http://www.cfa.harvard.edu/icq/icq.html

Exploring The Planets: Comets - History, orbits, composition, ways comets are studied, relation to meteor showers. Comets Halley, Shoemaker-Levy 9. From the National Air and Space Museum.
http://www.nasm.si.edu/ceps/etp/comets/

Canadian Comet Catchers - A list of comets discovered by Canadian astronomers.
http://www3.ns.sympatico.ca/dave.chapman/CanCom.html

Small Comets - The original discovery and latest news about a new class of interplanetary bodies.
http://smallcomets.physics.uiowa.edu/

Nakano Note - Orbit computations for selected comets.
http://www.oaa.gr.jp/~oaacs/nk.htm

SOHO Sungrazers - Images of sun grazing comets from the Solar and Heliospheric Observatory. Also, background, archives, and how to interpret images and report new discoveries.
http://ares.nrl.navy.mil/sungrazer/

Wikipedia: Comet - Encyclopedia entry covers physical characteristics, history. List of well-known comets.
http://en.wikipedia.org/wiki/Comet

Glossary - Glossary of comet (and astronomical) terms.
http://cfa-www.harvard.edu/icq/ICQGlossary.html

Comet Section of Germany - News, observations, analyses of current comets, images, archives, links.
http://www.fg-kometen.de/fgk_hpe.htm

Views of the Solar System: Comets - Basic features, data, discoveries, images and sections with specific information on selected comets.
http://www.solarviews.com/eng/comet.htm

Comet Observations - Catalogue of images, ordered by comet.
http://www.theastronomer.org/comets.html

Lists and Plots: Comets - Offers updated orbital data, lists and orbit diagrams. Includes near Earth objects and minor planets.
http://cfa-www.harvard.edu/iau/lists/CometLists.html

How Stuff Works: Comet - Informative illustrated explanation of what comets are, what they are made of, where they come from and how to observe them.
http://www.howstuffworks.com/comet.htm

Comet comet comet - Overview of comets, as described by a professional comet researcher.
http://www.ifa.hawaii.edu/faculty/jewitt/comet.html

Comet Information and the International Comet Quarterly - From the Smithsonian Astrophysical Observatory. News, observations, orbital data, comet names and designations, links.
http://cfa-www.harvard.edu/icq/icq.html