Planetary Defense Links

"Fortune sides with him who dares." - Virgil


Asteroid Links

A Space Library - Asteroid Search Engine

Asteroid Introduction

Asteroid Links

Asteroid Orbital Elements Data Base

Asteroid Orbital Elements Data Base (FTP site)

Asteroid Radar Research Asteroid News and Links Rocks from Space

PERMANENT: Asteroids utilization, etc.

Scott Hudson's Asteroid Shapes & Spin States



IAU's Astronomical Headlines

IAU Orbital Elements of Unusual Objects, including PHAs

IAU List of Potentially Hazardous Asteroids (PHAs)

IAU: Minor Planet Center


Comet Links

Comet Observation Home Page


Comet and Asteroid Impact Sites

Algebra Project: Asteroid Impact!

Asteroids, Comets, Meteors 1999

Asteroid and Comet Impact Hazard

Asteroid and Comet Impact Hazard (Alternate Site)

Asteroids and Comets Threats

CAN DO Project - Comet & Asteroid Impact Links

IMPACT: Ground Zero Web Links

Sandia National Laboratory: Predicting an Asteroid Strike

The Destructive Power of An Asteroid Impact: A Comparison with Earthquakes

The Torino Scale:Assessing Asteroid and Comet Impacts


Discussion Groups

Distant EKOs: The Kuiper Belt Electronic Newsletter Comets, Meteors, & Asteroids

Minor Planet Mailing List



Asteroids Dynamic Site (Ast Dys)

JPL's Solar System Dynamics Home Page

NASA/JPL Dynamics Page on Asteroid 1997 XF11

Near Earth Objects Dynamics Site (NEODyS)


Impact Simulations

Asteroid Impact Simulations

Impact Craters

Impact of an Asteroid off the New York Coast

Scientific American Exploration: Bang and Splat

Solar System Collision Calculator

3D Comet Impact Simulations



Armagh Observatory: NEO Impact Hazard

Asteroid Links

Near Earth Asteriod Data Base

Near Earth Asteriod Tracking Home Page

Near Earth Objects Mailing List

Near Earth Objects Maps

The NEO Page

Links to Related Organizations and Resources on Near Earth Asteriods

Space Frontier Foundation: NEOs - Near Earth Objects

The Planetary Society's NEO Page


NEA/NEO Programs

Lincoln Near Earth Asteroid Research (LINEAR) Project

Lowell Observatory Near-Earth Object Search

Near Earth Object Program


NEA/NEO Orbit Software

OrbFit Software (NEODyS)

Comet/asteroid Orbit Determination and Ephemeris Software


Planetary Defense Links

Artemis Project: Planetary Defense

Planetary Defense Conference

Planetary Defense Workshop Announcement

Planetary Defense Workshop Proceedings

Planetary Asteroid Defense Study: Assessing and Responding to the Natural Space Debris Threat

Planetary Defense: Catastrophic Health Insurance for Planet Earth


Spaceguard and Related Sites

Australian Spaceguard Survey

Home Page for Dr. Clark R. Chapman

Jim Scotti's Homepage

Report of the U.K. Task Force on Near Earth Objects

Spaceguard Australia

Spaceguard Canada (Dave Balam)

The Spaceguard Foundation Home Page

The Spaceguard Foundation Home Page (USA Mirror Site)


Spaceguard UK

The Spacewatch Project



Movie: Deep Impact

Movie: Armageddon


Return to the Home Page



Sandia National Laboratory Comet Impact Simulation


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