Big fireballs occur about once every two to three years. But smaller meteors are much more frequent.
Fragments of the asteroid recovered after the powerful Feb. 15, 2013, airburst show it contained an unusual form of the mineral jadeite embedded in glassy structures known as shock veins. Continue reading →
On Feb. 15, 2013, during the morning commute in the skies over Chelyabinsk, Russia, modern civilization has a ringside view of what it's like to be hit by a violent cosmic event.
A new mathematical simulation visually reproduces how the Chelyabinsk meteor carved a two-tongued tail in the sky. Continue reading →
Meteor strikes like the one that rocked the Russian city of Chelyabinsk on Feb. 15 probably happen far more frequently than previously believed -- up to 10 times more frequent. Continue reading →
The Chelyabinsk meteor blast provided scientists with a trove of rare data. What they learned might make you duck and cover. Continue reading →
The meteor that slammed into the skies over the Russian city of Chelyabinsk, Russia, in February shocked the world -- how many other tiny asteroid threats are out there? Continue reading →
The half-ton meteorite is said to have been part of the ground-shaking meteor from February 2013 that hurt 1,200 people.
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