Small Solar-System Bodies in the Yahoo! Directory

NASA Near Earth Object Program
Information about near-earth object studies including asteroid orbits, images, updates, potentially hazardous asteroids (PHA), and more.
neo.jpl.nasa.gov
Nine Planets: Small Bodies
Information hub on asteroids, comets, meteors, interplanetary medium, and the Kuiper Belt.
www.nineplanets.org/smallbodies.html
The Small Bodies Node
Small Bodies Node (SBN) is a part of the Planetary Data System (PDS) distributed archive that specializes in data concerning asteroids, comets, and interplanetary dust.
pds-smallbodies.astro.umd.edu
University of Arizona Lunar and Planetary Laboratory Spacewatch Project
Studies statistics of comets and asteroids in order to investigate the collisional evolution of the solar system.
pirlwww.lpl.arizona.edu/spacewatch
Minor Bodies and the Interplanetary Medium
Examines the diversity in size and chemical composition amongst the satellites, asteroids, meteoroids, and comets of our solar system.
physics.gmu.edu/~jevans/astr103/CourseNotes/ECText/ch10_txt.htm
NEOs' Science Pages
Learn about what NEOs are, how they move about the Solar System, what happens when they impact another body, and how these comets and asteroids are studied.
spaceguard.esa.int/NScience/neo/main.htm
Small World Atlas 2000
Designed to portray current efforts to process images of the various small bodies of the solar system (asteroids and small to mid-size planetary satellites) and to make maps from them.
www.ssc.uwo.ca/geography/spacemap
Near Earth Objects - The Planetary Society
Provides recent news about, as well as the society's efforts to, research Near Earth Objects (NEOs).
www.planetary.org/explore/topics/near_earth_objects