Sufficiently powerful asteroid and comet impacts can change the surface of the earth, creating craters and modifying rocks and soil.
Related categories 2
Sites 16
- Solar System Collisions Online calculator for effects of asteroid impact.
- Meteor Crater Official site for the visitors center at the Barringer meteor crater. Short history, animations, visitor information.
- Terrestrial Impact Craters Text describing formation of impact craters. Images, glossary.
- Reuben Johnson's K/T Expedition -- 2001 Background info on the Chicxulub impact crater at the K/T (Cretaceous/Tertiary) boundary with photos of the 2001 NASA/Planetary Society expedition to Belize and Mexico to study and gather ejecta samples.
- Meteor Crater Images and short explanations of geologic features near the rim of the Barringer meteor crater.
- Geology 376 - 2001 Field Trip Travelogue of a geology class field trip to the Barringer meteor crater. Images, crater description, topographic map.
- Terrestrial Impact Craters Background information, images, list of craters, references.
- Impact Structures Geology, geophysics, and petrology of impact structures (meteorite impact craters) with special focus on the Azuara and Rubielos de la Cérida impact structures (Spain)
- Traces of Catastrophe Online book. Detailed introduction and overview of impact processes, crater formation, and shock metamorphism.
- Terrestrial Impact Cratering and Its Environmental Effects World map of impact sites, details on the Chicxulub site, and details on environmental effects of impacts.
- The Chiemgau impact Geographic, geologic, geophysical, mineralogical-petrographic, geochemical, astronomical and historical characteristics of a Holocene notable asteroid/comet impact and the role of the discovery in the scientific discussion.
- Impact Parameters Online calculator for cratering effects of hypothetical asteroid impacts.
- Astronomy Picture of the Day - Barringer Crater on Earth Aerial photograph.
- Astronomy Picture of the Day - Manicouagan Impact Crater on Earth Image taken from space shuttle Columbia in 1983.
- Astronomy Picture of the Day - Impact: 65 Million Years Ago Computer rendering of Chicxulub crater, from gravity and magnetic field data.
- Earth Impact Database Crater names, location, size, and age. Background information, images, FAQ.