How Big Was the Asteroid That Contributed to Dinosaur Extinction?

References & Edit History Related Topics

Images & Videos

Illustration showing a massive asteroid above a city map with a dinosaur silhouette for scale, highlighting the asteroid's size compared to major urban areas.

Map of the northern Yucatan Peninsula in Mexico highlighting the location and circular outline of the Chicxulub crater, which is about 180 kilometers in diameter and partly extends into the Gulf of Mexico. The map also shows nearby cities such as Merida, Cancun, Campeche, and Playa del Carmen, as well as international borders with Belize and Guatemala. An inset globe marks the region's location in the Americas.

How Big Was the Asteroid That Contributed to Dinosaur Extinction?: Media

Videos

Illustration showing a massive asteroid above a city map with a dinosaur silhouette for scale, highlighting the asteroid's size compared to major urban areas.

How Big Was the Asteroid That Killed the Dinosaurs?

This rock would take out more than just a T. rex.

Video: Encyclopædia Britannica, Inc.

Images

Map of the northern Yucatan Peninsula in Mexico highlighting the location and circular outline of the Chicxulub crater, which is about 180 kilometers in diameter and partly extends into the Gulf of Mexico. The map also shows nearby cities such as Merida, Cancun, Campeche, and Playa del Carmen, as well as international borders with Belize and Guatemala. An inset globe marks the region's location in the Americas.

Map of Chicxulub crater on the Yucatán Peninsula

A detailed map highlighting the location and 180 km diameter of the Chicxulub impact...

Encyclopædia Britannica, Inc.