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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

    Dec 5, 2025 · Tunguska event, enormous explosion that is estimated to have occurred at 7:14 am plus or minus one minute on June 30, 1908, at an altitude of 5–10 km (15,000–30,000 feet), …

  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. 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 …

  5. June 30, 1908: The Tunguska impact - Astronomy Magazine

    Jun 30, 2025 · Key Takeaways: The Tunguska Event, occurring on June 30, 1908, involved an airburst explosion of an asteroid approximately 3.8 to 9.7 kilometers above the Tunguska …

  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. Rare NASA Satellite Footage Reveals the Mysterious Tunguska

    On June 30, 1908, a catastrophic explosion rocked the skies over Eastern Siberia, releasing an energy equivalent to 10–15 megatons of TNT. Known as the Tunguska event, this mysterious …

  8. 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 …

  9. June 30, 1908: The Tunguska Event - American Physical Society

    On the morning of June 30, 1908, the sparse populace – mostly indigenous Evenki natives and Russian settlers – in a remote region of Siberia saw a bright column of light streak across the sky.

  10. Tunguska event - Wikiwand

    The Tunguska event is the largest impact event on Earth in recorded history, though much larger impacts are believed to have occurred in prehistoric times, including the Chicxulub impact that …