Ondrejov NEO Photometric Program
- Activities at Ondrejov Observatory, Czech Republic, for photometry and astrometry of NEOs. Project news, binary near Earth asteroids, people involved, lists of light curve parameters.
- http://www.asu.cas.cz/~ppravec/neo_old.htm

AstroGuard
- News and information about advance warning of asteroid or cometary impacts.
- http://www.astroguard.com/

Earth Satellites for Asteroid Hunters
- Data and software useful for identifying artificial satellites which might be mistaken for unknown near-Earth asteroids.
- http://www.adam.com.au/dberesford/neosat.html

Toutatis
- Ephmeris and data on 4179 Toutatis, including close approaches and animations.
- http://www.astrosurf.com/maury/asteroides/toutatis.html

Dynamics of Small Bodies
- Offers essays by a university teacher on near Earth object with unusual orbits, such as 3753 Cruithne, 2002 AA29, hypothetical Earth trojans and quasi-satellites.
- http://www.astro.uwo.ca/~wiegert/

Wikipedia: Near-Earth object
- Encyclopedia article covers collision danger, spacecraft access, efforts to catalog NEOs, classifications, impact hazard scales.
- http://en.wikipedia.org/wiki/Near-Earth_object

FMO Project
- A public program offered by the University of Arizona's Spacewatch Project. Volunteers review images to help find NEOs that the computers miss.
- http://fmo.lpl.arizona.edu/FMO_home/index.cfm

Asteroid 1937 UB Hermes
- Efforts on 1937 UB "Hermes", a long-lost Apollo asteroid, rediscovered in 2003, now numbered (69230) Hermes.
- http://www.rzuser.uni-heidelberg.de/~s24/hermes.htm

Understanding the Distribution of Near Earth Objects.
- Technical paper describing sources and orbital evolution of near Earth objects, and implications for NEO search efforts.
- http://www.obs-nice.fr/morby/ESA/esa.html

DLR-Archenhold Near Earth Objects Precovery Survey (DANEOPS)
- A project to search photographic plate archives for images of known NEOs. Procedures used, team members, images and measurements of successful precoveries.
- http://earn.dlr.de/daneops/

Arcetri Near Earth Object Precovery Program (ANEOPP)
- A search for NEO images in existing photographic plate archives. Archives used, procedures, personnel involved, sample images.
- http://www.arcetri.astro.it/science/aneopp/

Tricky Science of Predicting Asteroid Collisions
- Christian Science Monitor article examining asteroid collision science.
- http://www.csmonitor.com/2002/0405/p03s01-stss.html

NeoDys, Near Earth Objects - Dynamic Site
- Searchable database of near Earth asteroids, risk calculations for possible collisions with Earth, orbit calculation software.
- http://newton.dm.unipi.it/cgi-bin/neodys/neoibo

JPL Near-Earth Object Program
- NASA NEO Program Office at JPL. Overview, press releases, FAQ, 3D orbit viewer. Research information and statistics, including risk calculations for possible collisions with Earth.
- http://neo.jpl.nasa.gov/

IAU / Near Earth Objects
- Summary of research on near Earth objects, activities of the International Astronomical Union's Working Group on Near Earth Objects (WGNEO).
- http://www.iau.org/IAU/FAQ/neo.html

NEO Information Centre
- Virtual exhibition and online activities on the nature of NEOs and the hazard they pose, what efforts are being made to detect NEOs and avert collisions.
- http://www.nearearthobjects.co.uk/