An enormous explosion occurred approximately 3 to 6 miles (3.8 to 9.7 kilometers) above the Tunguska River area of Siberia on June 30, 1908, when an asteroid entered Earth’s atmosphere and exploded in ...
A tremendous explosion rocked the Tunguska region in Siberia in the early morning hours of June 30, 1908. The Tunguska ...
In all likelihood, June 30, 1908, began as a normal morning in Siberia. At last, the frozen boreal woods had given way to the thaw of early summer. The dawn was interrupted when a light nearly as ...