Tunguska Event
June 30, 1908
Siberia, Russia
The largest impact event in recorded history, when a meteoroid exploded in the atmosphere with an estimated force of 10-15 megatons of TNT. The blast flattened 2,000 square kilometers of forest, but miraculously caused no known human casualties due to the remote location.
Chelyabinsk Meteor
February 15, 2013
Chelyabinsk Oblast, Russia
A superbolide that entered Earth's atmosphere over Russia, with a diameter of about 20 meters. The airburst occurred at an altitude of 29.7 km, releasing energy equivalent to 400-500 kilotons of TNT. The event was captured by numerous dashcams, making it one of the most documented meteor events.
Sikhote-Alin Meteorite
February 12, 1947
Sikhote-Alin Mountains, Russia
One of the largest meteorite showers in recorded history, when an iron meteoroid approximately 900,000 kg entered the atmosphere and broke apart at an altitude of 5.6 km. The event created more than 100 craters, with the largest being 26 meters in diameter.