NASA reports that it has detected a huge meteor explosion in Earth's atmosphere on December 18, 2018, above Russia's Kamchatka Peninsula. The explosion went largely unnoticed due to its location. The explosion, which was ten times more powerful than the atomic bomb dropped on Hiroshima, was the second largest of its kind in 30 years.
NASA's Jet Propulsion Laboratory releases a report officially disclosing a meteor explosion of roughly 2.1 kilotons of force near Thule Air Base in northwest Greenland on July 25. The United States Air Force confirms the explosion, adding that it did not impact operations at Thule Air Base.
Chelyabinsk meteor: A meteor breaks up in the vicinity of the city of Chelyabinsk, Russia. More than 1,200 people are injured, two of them seriously, from the shattering of windows caused by the shockwaves and the debris.