- Comet Shoemaker-Levy Collision with Jupiter
- Extensive coverage of the event July 1994. Includes observations, reports, 1444 images, news releases and links.
- British Astronomical Association Comet Section - News, recent observations, observing information and advice.
- Canadian Comet Catchers - A list of comets discovered by Canadian astronomers.
- Catalogue of Comet Discoveries - Downloadable catalog. Also news, reading list, articles, links.
- Comet comet comet - Overview of comets, as described by a professional comet researcher.
- Comet Information and the International Comet Quarterly - From the Smithsonian Astrophysical Observatory. News, observations, orbital data, comet names and designations, links.
- Comet Observations - Catalogue of images, ordered by comet.
- Comet Section of Germany - News, observations, analyses of current comets, images, archives, links.
- 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.
- Glossary - Glossary of comet (and astronomical) terms.
- 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.
- Lists and Plots: Comets - Offers updated orbital data, lists and orbit diagrams. Includes near Earth objects and minor planets.
- Nakano Note - Orbit computations for selected comets.
- Small Comets - The original discovery and latest news about a new class of interplanetary bodies.
- 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.
- Views of the Solar System: Comets - Basic features, data, discoveries, images and sections with specific information on selected comets.
- Wikipedia: Comet - Encyclopedia entry covers physical characteristics, history. List of well-known comets.
- Windows to the Universe: Comets - General information and data, pictures, details on the most interesting ones.
Media publications
- Comet's Long Tail Tickles Ulysses - The solar polar orbit satellite observed tail of comet Hyakutake by means of magnetic fields and particle count anomalies. Article from Science News. (Published 2000.04.08)
