The Tunguska Event

Overview

Massive explosion (1908) over Siberia, flattening 2,000 square kilometers of forest. Attributed to an air burst of a large meteoroid or comet fragment.

Investigation

No impact crater was found, leading to theories ranging from a black hole, antimatter, or even an alien spacecraft explosion. The most accepted theory is an asteroid airburst.

Why it matters

The largest impact event on Earth in recorded history. It highlights the potential destructive power of cosmic objects and the mysteries surrounding such rare occurrences.