Other
University of Leicester: Comets, Asteroids & Meteorites
Provides a general overview of comets, asteroids, and meteorites. Content includes ways to identify them in the night sky, as well as detailed information on each type of small body.
Other
University of Leicester: Comets
A detailed look at comets. Content outlines our observational history, as well as the origins of comets and an explanation of the appearance of comets.
PBS
Pbs: Nova: Doomsday Asteroid: Comets 101
An introduction to comets, including information on their composition, origin, and importance.
Nine Planets
The Nine Planets: Comets
A detailed description of comets, their distinct parts, and the known comets in our solar system. Links are also provided for additional information on related subjects.