Adding up the risks of cosmic impact (MSNBC)
In recent years, most of the concern about cosmic threats has focused on the hundreds of space rocks and iceballs bigger than 0.6 miles (1 km) in diameter that have a chance of someday colliding with Earth. However, new research indicates that in the sho |
Asteroid Comet Impact Hazards [Official NASA site]
Reports, Torino impact hazard scale, latest news, and image gallery. |
Asteroid impact scale endorsed
A new scale that will quantify the risk of an asteroid or comet hitting the Earth has been adopted by the International Astronomical Union. |
Is the Sky Falling? (from the CSICOP Skeptical Enquirer)
A scientific consensus agrees that cosmic impacts have played a major role in Earth history and that they continue to pose a significant threat today. But there is a tremendous difference in the estimated dangers, stretching |
The Threat of Asteroidal and Cometary Impacts
Report by J.R. Tate of Spaceguard UK. Includes Executive Summary. "Japanese research indicates that there is a 1% chance that every major city on the Pacific Rim will receive catastrophic damage from an impact-induced tsunami at some stage during th |
