Extinction Simulator

Explore what happened when the asteroid hit

Step through the K-Pg extinction event timeline — from impact to nuclear winter to recovery. Adjust parameters to see how different scenarios would have affected survival rates.

K-Pg Extinction Timeline

Species Survival Rate

Key Facts About the K-Pg Extinction

Date
66 million years ago
Asteroid Size
~10-15 km diameter
Impact Location
Chicxulub, Yucatan, Mexico
Species Lost
~75% of all species