The Chelyabinsk meteor exploded over Russia with a force of 40 Hiroshima nuclear bombs. Damage stretched for 500 square kilometers, destroying 7,200 building and injuring over 1,400 people in its ...

"There have been only two recorded meteor events comparable in scope with the Chelyabinsk event, namely the explosions of the Sikhote-Alin and the Sterlitamak meteors. On average, such events ...