Photometry and shape modeling program, magnitude alert project, finder charts, visual observing of minor planets.

Indexed, searchable database of asteroid data.

Archive of articles posted at the Planetary Science Research Discoveries site at the University of Hawaii.

Graphs and animations showing major asteroid groups and families.

Research in determining asteroid shapes through photometric data and multiple data sources. Reference documents, introduction, links.

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).

NASA JPL asteroid research using radar. Introduction, scientific activity, asteroid images.

Continuous news feed, reading list of books.

Common questions.

From the Uppsala Planetary System Group. Overview, research projects, discoveries.

Link collection organized as a study guide.

Chart showing relative sizes, distance from the sun, inclination/eccentricity, shape, and color. Other charts showing position in the solar system. Summary data.

Section of the British Astronomical Association. Asteroid finder charts, articles on observing techniques.

A list of asteroids whose names are known to have a Canadian connection, usually because they are named after a Canadian.

Lists of known or suspected asteroids with satellites. Also history, graphs, links.

By Jure Skvare. Downloads and web based services useful to asteroid observers. Fitsblink, asteroid server, fitsjd, fits2pg, fitsfrompg, asteroid identifier, residual calculator.

Collisions, tidal disruption, dynamics, planetary impacts, crater chains and doublet craters.

Airborne observations, Vulcanoids, various asteroid collision effects.

Dynamical groups of asteroids, mathematical formulas, the Tunguska event.

Association of European research groups active in asteroid research. Links to member sites and resources useful for asteroid research.

Offers general scientific overview with history and images by the National Air and Space Museum.

Theoretical studies of impacts of one asteroid into another, and tsunami effects of an asteroid impact on Earth.

Covers history, asteroid composition, Earth collisions.

Offer images and animation of the body.

Known or suspected asteroids with satellites.

Listing and description of dynamical groups and physical families of asteroids.

Lightcurve collaboration, physical studies, software, Palmer Divide Observatory.

Offers updated alphabetical list of minor planet names.

A review of current knowledge of this dynamical group. Overview, low eccentricity Hildas, the Schubart family, numbered Hildas of the Palomar-Leiden survey.

Overview of current scientific knowledge of asteroids.

Basic information about asteroids, history of asteroid discovery, Bode's Law.

Light curves, database of asteroid spin vectors.

Scientifically accurate scale models of asteroids.

Data sets and references to scientific literature describing results.

Cartography of irregularly shaped asteroids and satellites. Maps, images, related papers.

Basic description, overview of asteroid science.

List of suspected binary asteroids with bibliographic references.

Categorization of asteroids by their orbits and physical properties.

Italian organization of minor planet observers. Histograms and scatter plots of asteroid orbital elements. Ephemeridies, opposition dates, conjunctions with Messier objects, shareware applications.

Background information, details on selected asteroids, image gallery.

Encyclopedia article covers history, groups of asteroids, spectral types. Tables of largest and notable asteroids.

Description, data on selected asteroids, images.