Asteroid Impact Hazards
gdcinfo.agg.emr.ca/toc.html?/crater/world_craters.html
Database of Terrestrial Impact Structures
impact.arc.nasa.gov/
Asteroid and Comet Impact Hazards
Principal NASA site on the subject of giant explosions from space
impact.arc.nasa.gov/reports/spaceguard/index.html
Spaceguard Survery
NASA Study on risks from asteroid collisions
janus.astro.umd.edu/astro/impact.html
Solar System Collisions
Simulate an asteroid impact strike!
www.llnl.gov/planetary/
Proceedings of the Planetary Defense Workshop
Lawrence Livermore National Laboratory; May 22-26, 1995
www.space.com/scienceastronomy/astronomy/classified_impacts_000502.html
"Experts Demand Better Asteroid Alert" by Leonard David
Atmospheric meteor explosions that resemble nuclear detonations
www.techreview.com/articles/feb95/tyson.html
"Comet Busters" - Peter Tyson (about blowing up earth colliding space objects)
Article from Feb. 1995 MIT Technology Review - useful page of links attached