3 votes

How deep could the Vredefort asteroid have penetrated?

10–16 km there is an interesting equation that demonstrates an rocky impactor hitting rock does not penetrate further than its diameter. Basically because a meteorite and the rock it hits have ...
John's user avatar
  • 6,906
3 votes

Original Diameter of Ancient Impact Craters

When comparing the sizes of the two craters, you are confusing how erosion works. Erosion did not shrink the original crater to from 43 miles to 430 meters. The crater was 43 miles across and was ...
Wolfgang Bangerth's user avatar
2 votes
Accepted

Distribution of terrestrial impact craters

One thing to consider is, currently, there is very little above ocean land mass around the equator. The bulk of the land mass lies above the tropic of Cancer in the northern hemisphere. The other ...
Fred's user avatar
  • 24.7k
1 vote

Ocular similarities in Impact crater

To begin with, hydrothermal vents lasting for "thousands of years" is a very small period of time in geological time scales. As to your hypothesis concerning shocked quartz & magnetite ...
Fred's user avatar
  • 24.7k
1 vote

Is there a way to calculate crater depth?

If you search the internet there will be a number of papers discussing the depth to diameter ratios of craters on various bodies throughout the solar system (Moon, Mars, Vesta, asteroid 162173 Ryugu). ...
Fred's user avatar
  • 24.7k

Only top scored, non community-wiki answers of a minimum length are eligible