Tracing the past of exploding meteors in the Russian sky

The meteorite exploded in the Russian sky last month more likely to split from an asteroid and collided with another celestial body tens of millions of years ago.

The largest piece comes from Russian meteorites

'It was formed inside an asteroid, separated by some reason, and tens of millions of years ago hit a celestial body that caused many cracks on the body , ' RIA-Novosti quoted. Gia Erik Galimov of the Russian Academy of Sciences.

The asteroid has invaded the Earth's atmosphere and exploded in the sky of the Urals on February 15, causing a horrible ultrasonic explosion, releasing pressure to smash thousands of glass doors of citadel buildings. Chelyabinsk street, leaving at least 1,500 people injured.

'Because there are so many cracks in the meteorite body, it created a terrible explosion' , says Galimov.

More than 100 meteorite pieces were collected on a 48km long path along its direction, with the largest piece weighing about 1kg.