Web Directory

» Association of Lunar and Planetary Observers: Minor Planets Section
   Photometry and shape modeling program, magnitude alert project, finder charts, visual observing of minor planets.
   http://www.alpo-astronomy.org/minor

» AstDys, Asteroids - Dynamic Site
   Indexed, searchable database of asteroid data.
   http://hamilton.dm.unipi.it/cgi-bin/astdys/astibo

» Asteroid Articles
   Archive of articles posted at the Planetary Science Research Discoveries site at the University of Hawaii.
   http://www.psrd.hawaii.edu/Archive/Archive-Asteroids.html

» Asteroid Fact Sheet
   Provides a table of information on selected asteroids.
   http://nssdc.gsfc.nasa.gov/planetary/factsheet/asteroidfact.html

» Asteroid Groups
   Graphs and animations showing major asteroid groups and families.
   http://sajri.astronomy.cz/asteroidgroups/groups.htm

» Asteroid Models
   Research in determining asteroid shapes through photometric data and multiple data sources. Reference documents, introduction, links.
   http://www.rni.helsinki.fi/~mjk/asteroids.html

» Asteroid Observing Services from Lowell Observatory
   Tools to help observers select targets and plan observations. Also, orbital elements, reference star catalog data and software, link to Lowell Observatory Near Earth Object Search (LONEOS).
   http://asteroid.lowell.edu/

» Asteroid Radar Research
   NASA JPL asteroid research using radar. Introduction, scientific activity, asteroid images.
   http://echo.jpl.nasa.gov/

» Asteroids
   Chart showing relative sizes, distance from the sun, inclination/eccentricity, shape, and color. Other charts showing position in the solar system. Summary data.
   http://alumnus.caltech.edu/~marcsulf/asteroid/asteroid.html

» Asteroids with Canadian Connections
   A list of asteroids whose names are known to have a Canadian connection, usually because they are named after a Canadian.
   http://www.rasc.ca/faq/asteroids/home.htm

» Asteroids with Satellites
   Lists of known or suspected asteroids with satellites. Also history, graphs, links.
   http://www.johnstonsarchive.net/astro/asteroidmoons.html

» Asteroids: Their History
   Information on the study of these objects orbiting the sun.
   http://www.cosmicelk.net/asteroids.htm

» Bill Bottke's Asteroid Research
   Collisions, tidal disruption, dynamics, planetary impacts, crater chains and doublet craters.
   http://www.boulder.swri.edu/~bottke/

» Dan Durda's Research Interests
   Airborne observations, Vulcanoids, various asteroid collision effects.
   http://www.boulder.swri.edu/~durda/research.html

» Eric Weisstein's World of Astronomy: Asteroids
   Dynamical groups of asteroids, mathematical formulas, the Tunguska event.
   http://scienceworld.wolfram.com/astronomy/topics/Asteroids.html

» European Asteroid Research Node
   Association of European research groups active in asteroid research. Links to member sites and resources useful for asteroid research.
   http://earn.dlr.de/

» Exploring The Planets: Asteroids
   Offers general scientific overview with history and images by the National Air and Space Museum.
   http://www.nasm.si.edu/research/ceps/etp/asteroids/index.htm

» Introduction to Asteroids
   Covers history, asteroid composition, Earth collisions.
   http://www.mira.org/fts0/planets/098/text/txt001z.htm

» List of Double Minor Planets
   Known or suspected asteroids with satellites.
   http://hea.iki.rssi.ru/~denis/doublemp.html

» Minor Planet Groups and Families
   Listing and description of dynamical groups and physical families of asteroids.
   http://www.projectpluto.com/mp_group.htm

» Minor Planet Observer
   Lightcurve collaboration, physical studies, software, Palmer Divide Observatory.
   http://www.minorplanetobserver.com/

» Minor Planets
   Offers updated alphabetical list of minor planet names.
   http://cfa-www.harvard.edu/iau/lists/MPNames.html

» News on Hilda Asteroids
   A review of current knowledge of this dynamical group. Overview, low eccentricity Hildas, the Schubart family, numbered Hildas of the Palomar-Leiden survey.
   http://www.rzuser.uni-heidelberg.de/~s24/hilda.htm

» Nine Planets: Asteroids
   Overview of current scientific knowledge of asteroids.
   http://www.nineplanets.org/asteroids.html

» Physical studies of asteroids at Poznan Observatory
   Light curves, database of asteroid spin vectors.
   http://www.astro.amu.edu.pl/Science/Asteroids/

» Serra Designs - Asteroid Model Series
   Scientifically accurate scale models of asteroids.
   http://www.serradesignsinc.com/ast_models.htm

» Small Main-Belt Asteroid Spectroscopic Survey II
   Data sets and references to scientific literature describing results.
   http://smass.mit.edu/

» Small World Atlas 2000
   Cartography of irregularly shaped asteroids and satellites. Maps, images, related papers.
   http://www.ssc.uwo.ca/geography/spacemap/

» Solar System Exploration: Asteroids
   Basic description, overview of asteroid science.
   http://solarsystem.nasa.gov/planets/profile.cfm?Object=Asteroids

» Space.com: More Moons Around Earth?
   Article describing the asteroid Cruithne, and orbital motions at gravitational balance points in space that temporarily pull asteroids into Earth orbits.
   http://www.space.com/scienceastronomy/solarsystem/second_moon_991029.html

» Views of the Solar System: Asteroid Introduction
   Background information, details on selected asteroids, image gallery.
   http://www.solarviews.com/eng/asteroid.htm

» Wikipedia: Asteroid
   Encyclopedia article covers history, groups of asteroids, spectral types. Tables of largest and notable asteroids.
   http://en.wikipedia.org/wiki/Asteroid

» Windows to the Universe: Asteroids
   Description, data on selected asteroids, images.
   http://www.windows.ucar.edu/cgi-bin/tour_def/our_solar_system/asteroids.html