Asteroid bombshell: NASA reveals probability of ‘extinction event’ rock ...

According to the space agency, as reported by Interesting Engineering, there is a 0.000001 percentage chance of such a large asteroid hitting Earth each year. NASA searches for asteroids that could pose a threat to Earth via its Near Earth Object program.

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This produces a table showing how likely each space rock is to hit Earth over the next 100 years.

Only large asteroids are likely to pass through the Earth’s atmosphere without breaking up.

According to Interesting Engineering any rock less than 10 meters long will be destroyed by a thermal explosion.

However fragments of the asteroid could still make it through the atmosphere and hit Earth.

AsteroidNASA monitors thousands of asteroids in case they threaten Earth (Image: GETTY)

AsteroidNASA searches for asteroids that could pose a threat to Earth via its Near Earth Object program (Image: GETTY)

In 1992 a small rock fragment, broken from an asteroid, made a hole in a parked car.

Properties in Connecticut and Alabama have also taken damage from space rocks over the past century.

However there have been no reported human fatalities from asteroids in the past century.

NASA warns there is a 0.1 percent chance of an asteroid big enough to level a city hitting Earth each year.

READ MORE: Asteroid shock - Bright fireball caught on camera above London, Ontario

AsteroidOnly large asteroids are likely to pass through the Earth’s atmosphere without breaking up (Image: GETTY)

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Should this happen there is a 70 percent chance it will fall over the ocean, and a 25 percent chance it will collide with a largely unpopulated area of

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