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  1. Tunguska event - Wikipedia

    The Tunguska event was a large explosion of between 3 and 50 megatons TNT equivalent [2] that occurred near the Podkamennaya Tunguska River in Yeniseysk Governorate (now …

  2. Tunguska event | Summary, Cause, & Facts | Britannica

    Oct 24, 2025 · Earth’s largest impact event during recorded history is the Tunguska event, which occurred on June 30, 1908. On that day, an asteroid or comet exploded approximately 5–10 …

  3. 115 Years Ago: The Tunguska Asteroid Impact Event - NASA

    On June 30, 1908, an asteroid plunged into Earth’s atmosphere and exploded in the skies over Siberia. Local eyewitnesses in the sparsely populated region reported seeing a fireball and …

  4. Tunguska Airburst Impact: The 1908 Mystery Explosion

    Jun 10, 2025 · The Tunguska airburst impact is widely accepted to have been caused by a cosmic object — either a meteoroid, asteroid, or small icy comet — that entered Earth’s atmosphere …

  5. The Tunguska explosion rocked Siberia 117 years ago - EarthSky

    Jun 29, 2025 · On June 30, 1908, the largest asteroid impact in recorded history occurred on a warm summer morning in a remote part of Siberia, Russia. Now, we observe Asteroid Day …

  6. The Tunguska event explained | Royal Observatory Greenwich

    Apr 6, 2023 · In the 20th century, the biggest impact event in recorded human history took place. Called the 'Tunguska event', an asteroid flashing through our atmosphere on 30 June 1908 …

  7. The Tunguska Event Cause: 7 Theories That Still Puzzle ...

    May 27, 2025 · The Tunguska event was a massive atmospheric explosion in Siberia in 1908, likely caused by a meteoroid airburst releasing energy equivalent to thousands of atomic bombs.

  8. What Is Known (and Not Known) About the Tunguska Event

    Rumors, conjecture, and conspiracy theories swirl around the explosion that happened near the Podkamennaya Tunguska River in Siberia, Russia, in 1908.

  9. Tunguska Revisited: 111-Year-Old Mystery Impact ... - NASA

    The event on June 30, 1908, near the Stony Tunguska River, continues to intrigue the public and puzzle researchers. The volcanic and mining explanations were quickly ruled out because of …

  10. Tunguska - Wikipedia

    Upper Tunguska, an old name of the lower course of the Angara, tributary of the Yenisey Podkamennaya Tunguska ("Stony Tunguska", also: "Middle Tunguska"), tributary of the Yenisey