Massive Asteroid, 1950 DA, Held Together by Van de Waals: Study

August 14, 2014 11:24 AM

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Researchers at the University of Tennessee, Knoxville, have uncovered that a massive asteroid, 1950 DA, is made of such cohesive forces that have never been found earlier on an asteroid. The constituents of the giant-sized asteroid could have stayed together by van de Waals forces and the reason could be the orbit of asteroid close to earth.

The asteroid was first noticed in 2002. At that time, researchers announced that 1950 DA has a one in 300 chance to hit earth in 2880. Revised estimations have led the chance to be a one in 19,800.

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