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© Daily Mail, UK The asteroid could be more than twice the size as the Statue of Liberty (305 feet) or Elizabeth Tower (better known as Big Ben) and bigger than Salisbury Cathedral (404 feet) An asteroid bigger than the Statue of Liberty will fly past Earth at 8:20pm GMT on Christmas Day, according to data from NASA's Center for Near Earth Studies. The asteroid, called 2014 SD224, will come within 0.02019 astronomical units, or nearly 1.9 million miles, from the Earth's surface. 2014 SD224 has a diameter anywhere between 302 and 690 feet (92 to 210 metres) - meaning it could be more than twi...

Nasa says they place a high priority on tracking asteroids. nasa's near earth object program has found more than 90% of dangerous objects larger than half a mile. the one thought to have killed the dinosaurs was about six miles long. the next time an asteroid is expected to get this close to earth won't be in august 2027. scientists found out about that asteroid in 1999. a near miss, a close encounter on this halloween. >> thank you so much. >> all right, still ahead, we all know sugar can be bad for you. but a brand-new study may pinpoint exactly why kids need to lay off the sweet stuff and, ...

Russia last year was just 30 meters in diameter and scientists say that explosion carried more energy than a large atomic bombs which is why hundreds of millions of buildings were damaged. nasa and the jet propulsion laboratory in california actively on the hunt for potential planet killers the near earth object program and it continues to recruit other nations, universities, observatories, even astronomers to look up and out into our gl axe and beyond looking for threats. so far near 181,000 near earth objects have been identified and discovered. 868 of those with diameters of at least one ki...

>> reporter: they know because of that boom. a 4 kiloton explosion. >> it shook a lot of houses and buildings on the ground. >> reporter: nasa is already working on the armageddon scenario. developing a small probe to ram asteroids and knock them off course. they've even tested it successfully. all that's left of this one are tiny rocks no bigger than a baseball. >> but the men in black are on it? >> they'll be on it. >> reporter: david wright, abc news, pasadena. >> pretty amazing stuff. >> every year at this time the earth passes through the orbit of an old comet and the result is a meteor s...

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