Solar System: Asteroids, Comets and Meteors: Comets

Informative illustrated explanation of what comets are, what they are made of, where they come from and how to observe them.

The original discovery and latest news about a new class of interplanetary bodies.

The solar polar orbit satellite observed tail of comet Hyakutake by means of magnetic fields and particle count anomalies. Article from Science News.

Basic features, data, discoveries, images and sections with specific information on selected comets.

Basic features and some more information on selected comets.

General information and data, pictures, details on the most interesting ones.

From the Smithsonian Astrophysical Observatory. News, observations, orbital data, comet names and designations, links.

News, recent observations, observing information and advice.

Overview of comets, as described by a professional comet researcher.

A list of comets discovered by Canadian astronomers.

Orbit computations for selected comets.

Downloadable catalog. Also news, reading list, articles, links.

News, observations, analyses of current comets, images, archives, links.

Images of sun grazing comets from the Solar and Heliospheric Observatory. Also, background, archives, and how to interpret images and report new discoveries.

History, orbits, composition, ways comets are studied, relation to meteor showers. Comets Halley, Shoemaker-Levy 9. From the National Air and Space Museum.

Encyclopedia entry covers physical characteristics, history. List of well-known comets.