Asteroids

The Mahalo Top 7

1. Wikipedia: Asteroid
2. NASA: Lunar and Planetary Science: Asteroids
3. The Nine Planets: Asteroids
4. Solar Views: Asteroid Introduction
5. Space.com: All About Asteroids
6. NASA: Solar System Exploration: Asteroids
7. University Corporation for Atmospheric Research: Asteroids

Asteroid News

• Google News: Asteroids
• The Planetary Society: Planetary News: Asteroids and Comets
• FOX News: First Blurry Pictures of Near-Miss Asteroid Released (January 29, 2008)
• Earthtimes: NASA 'effectively ruling out' asteroid collision with Mars (January 10, 2008)
• Times Online: Asteroid on collision course with Mars (December 22, 2007)
• FOX News: Still a Chance Asteroid May Hit Earth in 2036 (November 29, 2007)
• Space.com: NASA's Oft-Delayed Asteroid Mission Pushed to September (July 8, 2007)
• MSNBC: Hubble photographs two huge asteroids (June 20, 2007)
• New Scientist: NASA analysis of asteroid risk deeply flawed, critics say (May 21, 2007)
• SpaceRef: New study reveals twice as many asteroids as previously believed (April 4, 2002)

Asteroid Facts and Information

• The Planetary Society: Asteroid Facts
• Wikipedia: List of Noteworthy Asteroids
• Dr. James Hilton: Masses of the Largest Asteroids
• Dr. James Hilton: When Did the Asteroids Become Minor Planets?
• Eric Weisstein's World of Astronomy: Asteroid
• The Open University: Rocks From Space: The Main Belt Asteroids
• SolStation: Main Asteroid Belt
• BBC: Science & Nature: Space - Asteroids
• New Scientist: Special Report on Comets and Asteroids
• Armageddon Online: Asteroid and Meteor Impacts with Earth

Asteroid Photos and Videos

• NASA: Solar System Exploration: Asteroid Gallery
• JPL's Planetary Photojournal: Asteroids and Comets
• Google Image Search: Asteroids
• YouTube & Google Video Search: Asteroids
• Google Video: Rusty Schweickart, The Asteroid Threat Over the Next 100,000 Years (Time 01:15)
• Break.com: Asteroid Hits Earth Computer Simulation (Time 08:03)

Asteroid Blogs and Forums

• Universe Today: Asteroids
• UnmannedSpaceflight.com: Cometary and Asteroid Missions

Asteroid Organizations and Societies

• The Spaceguard Foundation
• Planetary Defense Conference
• B612 Foundation

Asteroid Books

• Amazon.com: Books about Asteroids
• Amazon.com: Asteroids: A History
• Amazon.com: Worlds Beyond: Asteroids, Comets and Meteors
• Amazon.com: Asteroid Rendezvous: NEAR Shoemaker's Adventures at Eros
• Amazon.com: Mitigation of Hazardous Comets and Asteroids

Asteroid Research

• International Astronomical Union: Minor Planet Center (MPC)
• NASA Jet Propulsion Laboratory: Asteroid Radar Research
• NASA Jet Propulsion Laboratory: Solar System Dynamics: Radar Astrometry
• USGS Astrogeology Research Program: Asteroid Belt System Nomenclature
• The Aerospace Corporation: Planetary Defense Resources  
• International Occultation Timing Association (IOTA): Asteroidal Occultations
• Steve Preston: Asteroid Occultation Predictions

Asteroid Exploration

• The Planetary Society: Missions to Asteroids and Comets
• NASA: Solar System Exploration: Asteroids
• Johns Hopkins Applied Physics Laboratory: NEAR Shoemaker
• Japan Aerospace Exploration Agency: Hayabusa (MUSES-C)
• NASA Jet Propulsion Laboratory: Dawn Mission
• European Space Agency (ESA): Two asteroid fly-bys for Rosetta

Potentially Hazardous Asteroids

• Wikipedia: Potentially Hazardous Asteroid
• Wikipedia: Palermo Technical Impact Hazard Scale
• NASA: Potentially Hazardous Asteroids
• NASA: Orbits of All Known Potentially Hazardous Asteroids
• NASA: Near-Earth Asteroid Discovery Statistics
• NASA: Asteroid and Comet Impact Hazards
• NASA: The Torino Impact Scale
• NASA: Current Impact Risks
• The Open University: Rocks From Space: Near-Earth Objects