The Physics of: Asteroids, Comets & Meteoroids -- Physics of asteroids, comets & meteoroids. Application with Newton's & Kepler's Laws, kinetic & potential energy. Visit

Welcome to the Planets: Small Bodies -- Asteroids Ida & Dactyl, Comets Shoemaker-Levy 9 & Halley, representative meteorites. Visit

Planetary Data System: Small Bodies Node -- Data concerning asteroids & comets, in a standard format for use primarily by astronomical observers & mission planners, as well as educators & students. Visit

Aerospaceguide.net: Near Earth Asteroid -- Descriptions of asteroids, comets, and near Earth objects. Visit

Chiron Information & Documentation -- A minor body with dual status as both asteroid & comet. Visit

Comet/Asteroid Orbit Determination & Ephemeris Software -- A downloadable Java program for various orbit computations on asteroids & comets. Visit

Orbits -- Interactive 3D orbit visualization for known asteroids & comets. Visit

Keeping an Eye on Space Rocks -- Overview of asteroids, comets, and meteors, with special attention to the impact hazard to Earth. Visit

Startdate Online: Leftovers -- Fact sheets on asteroids & comets, index to radio broadcasts on related topics. From the McDonald Observatory. Visit

NOVA Online: Doomsday Asteroid -- Transcript of the television broadcast, kitchen comet activity, general information on comets. Visit

BBC NEWS: Astronomers Discover 'New Planet' -- A telescope has detected what could be the Solar System's 10th planet, Sedna. (March 15, 2004) Visit

Asteroids, Comets, and Meteorites: Their Intimate Relation with Life on Earth -- A curriculum prepared by the Yale-New Haven Teachers Institute. Visit

Committee on Small Body Nomenclature -- Group responsible for the naming of asteroids & comets. Description of the naming process, guidelines for submitting name proposals. Visit

NASA Planetary Photojournal: Asteroid & Comets -- Selected NASA images. Visit

Asteroid/Comet Connection -- A digest of news related to asteroids, comets, and meteors. Monitors changes in impact risk calculations. Clear? Includes links to original sources of information. Visit

USGS Astrogeology: Other Objects -- Official names of features on asteroids as approved by the International Astronomical Union. Data & images for selected asteroids & comets. Visit

Asteroids Comets Meteors (ACM) -- A meeting bringing together scientists studying small solar system bodies. Dates & links of past meetings. Visit

Asteroids & Comets -- Data from across NASA, compiled at the National Space Science Data Center. Visit