This website deals with past and future asteroid impacts with Earth. Resources are being added continually.
Here are several links to good websites.

- 1997 XF11: asteroid collision in 2028?, NASA
- 1997 XF11 asteroid, NASA
- Asteroid and comet impact hazard, NASA
- Asteroids and comets fact sheet, NASA
- Asteroid fossil from K-T impact, NSF (abstract)
- Chicxlob Crater from Space
- Cosmic Earth Impacts, NASA
- Meteorite impact summary, Canadian Geological Survey
- Mars meteorites, JPL
- Near Earth asteroid rendezvous, Johns Hopkins (breaking news)
- Near Earth meteorite detection, NASA
- Terrestrial Impact Craters

Scanned publications are summarized below:

- Goodbye to the Warm Little Pond?, Science, 1990
- Giant Crater Linked to Mass Extinction, Science News, 1992
- Petrology of impact-melt rocks at the Chicxulub multiring basin, Yucatan, Mexico, 1994
- The Call of Catastrophes, Science News, 1998
- Cretaceous-Tertiary boundary cocktail: Chicxulub impact
triggers margin collapse and extensive sediment gravity flows, Geology, 1998
- Upheaval Dome, Utah: an eroded meteorite impact crator
- Upheaval Dome: a pinched-off salt diapir, G.S.A. Bulletin, 1998