Comets and Meteor Showers
Includes news, information, professional and amateur observations as well as historical research. Compiled by Gary W. Kronk.
http://comets.amsmeteors.org/

NearEarth.net
Information on meteor showers, comets, specialized optics, and asteroids.
http://meteors.com/joshua/index.shtml

The Physics of: Asteroids, Comets and Meteoroids
Physics of asteroids, comets and meteoroids. Application with Newton's and Kepler's Laws, kinetic and potential energy.
http://ca.geocities.com/spacephysicsisu/

Peter G. Brown
Research in fireballs, meteorite falls, and near Earth objects.
http://phobos.astro.uwo.ca/~pbrown/

Minor Planet Center
International clearing house for observations of asteroids and comets.
http://cfa-www.harvard.edu/iau/mpc.html

Minor Planet Mailing List
Forum for discussion of asteroids and comets.
http://www.bitnik.com/mp/

Orbits
Interactive 3D orbit visualization for known asteroids and comets.
http://neo.jpl.nasa.gov/orbits/

Planetary Data System: Small Bodies Node
Data concerning asteroids and comets, in a standard format for use primarily by astronomical observers and mission planners, as well as educators and students.
http://pdssbn.astro.umd.edu/

Spacelink: Small Bodies
Instructional materials from NASA on Asteroids, Comets, and Meteors.
http://spacelink.msfc.nasa.gov/Instructional.Materials/Curriculum.Support/Space.Science/Our.Solar.System/Small.Bodies/

Chiron Information and Documentation
A minor body with dual status as both asteroid and comet.
http://www.vub.ac.be/STER/www.astro/chihp.htm

NASA Planetary Photojournal: Asteroid and Comets
Selected NASA images.
http://photojournal.jpl.nasa.gov/target/Other

USGS Astrogeology: Other Objects
Official names of features on asteroids as approved by the International Astronomical Union. Data and images for selected asteroids and comets.
http://astrogeology.usgs.gov/SolarSystem/OtherObjects/

Asteroids and Comets
Data from across NASA, compiled at the National Space Science Data Center.
http://nssdc.gsfc.nasa.gov/planetary/planets/asteroidpage.html

Asteroid/Comet Connection
A digest of news related to asteroids, comets, and meteors. Monitors changes in impact risk calculations. Includes links to original sources of information.
http://www.hohmanntransfer.com/news.htm

NOVA Online: Doomsday Asteroid
Transcript of the television broadcast, kitchen comet activity, general information on comets.
http://www.pbs.org/wgbh/nova/spacewatch/

Aerospaceguide.net: Near Earth Asteroid
Descriptions of asteroids, comets, and near Earth objects.
http://www.aerospaceguide.net/nearearthasteroids.html

Margate Public Library: Asteroids
Directory grouped by Asteroids, Asteroid Belt, Comets, Kuiper Belt, Meteors.
http://www.margatelibrary.org/asteroids.html

Startdate Online: Leftovers
Fact sheets on asteroids and comets, index to radio broadcasts on related topics. From the McDonald Observatory.
http://stardate.org/resources/ssguide/leftovers.html

Asteroids, Comets, and Meteorites: Their Intimate Relation with Life on Earth
A curriculum prepared by the Yale-New Haven Teachers Institute.
http://www.yale.edu/ynhti/curriculum/units/1996/6/96.06.03.x.html

Dr. Odenwald's Ask the Astronomer page: Asteroids, Meteors and Comets
Extensive FAQ.
http://www.itss.raytheon.com/cafe/qadir/ametcom.html

Keeping an Eye on Space Rocks
Overview of asteroids, comets, and meteors, with special attention to the impact hazard to Earth.
http://www.jpl.nasa.gov/templates/flash/neo/neo.htm

Asteroids Comets Meteors (ACM)
A meeting bringing together scientists studying small solar system bodies. Dates and links of past meetings.
http://www.astro.uu.se/planet/acm_eng.html

Committee on Small Body Nomenclature
Group responsible for the naming of asteroids and comets. Description of the naming process, guidelines for submitting name proposals.
http://www.ss.astro.umd.edu/IAU/csbn/

Small Bodies
Link collection covering the Kuiper Belt and Oort Cloud, asteroids, comets, meteors and meteorites, near Earth objects, and impacts.
http://www.snark.org/sb.htm

Meteorites and Asteroids
Companion resource to an astronomy textbook, contains links and current news about meteorites and asteroids.
http://www.williams.edu/astronomy/jay/chapter20_etu6.html

Comet and Meteors Workshop
Organization that collects and analyzes meteor data. Articles, images, data, software, links.
http://mops.uci.agh.edu.pl/~skoczews/pkim/eng_index.shtml

The Nine Planets: Small Bodies in the Solar System
Overview of asteroids, comets, meteors. Images, data, links.
http://www.seds.org/nineplanets/nineplanets/smallbodies.html

Welcome to the Planets: Small Bodies
Asteroids Ida and Dactyl, Comets Shoemaker-Levy 9 and Halley, representative meteorites.
http://pds.jpl.nasa.gov/planets/choices/smallbod1.htm

Comet/Asteroid Orbit Determination and Ephemeris Software
A downloadable Java program for various orbit computations on asteroids and comets.
http://home.earthlink.net/~jimbaer1/

BBC NEWS: Astronomers Discover 'New Planet'
A telescope has detected what could be the Solar System's 10th planet, Sedna.
http://news.bbc.co.uk/2/hi/science/nature/3511678.stm

Astrobiology Magazine: Meteors, Comets, and Asteroids
Selected articles, usually with some connection to life on Earth or elsewhere in the solar system.
http://www.astrobio.net/news/modules.php?op=modload&name=News&file=index&catid=&topic=8

Meteorica
Catalog of names associated with small body impacts. Meteors, meteorites, craters, impact structures, and tektites, both on Earth and elsewhere in the solar system.
http://www.meteorica.info/