Because meteorites fall in Russia 2556 occurred at around 9.20 am., Local time (03:20 UTC) on February 15, 2556 of meteoroid enters the Earth's atmosphere over Russia and some of the foreign exchange trading. Montenegro Caused a fireballshot through the sky at speeds of at least 54,000 km. / Hour , and shattered the city of Chelyabinsk links estimated that the Russian Academy of Sciences. This meteorite weighs around 10,000 tonnes before entering the Earth's atmosphere. And exploded in mid-air at a height of between 30-50 km above the ground The U.S. space agency NASA. About a meteorite, this ball has a diameter of approximately 17 meters and weighs 9,000 tons , the energy released is equivalent to TNT 500 kilotons Stardust can not be detected before entering class. atmosphere