asteroid careening towards Earth is the subject of many sci-fi fantasies, but NASA's solution to the problem is even wilder than in the movies.
Scientists have devised a very cinematic plan to "punch" a wayward asteroid away from our planet, should one ever stray dangerously close.The project is known as the Double Asteroid Redirection Test (DART) Mission, and has been developed by John Hopkins University's Applied Physics Laboratory along with several NASA centres.The groundbreaking space technology includes what's known as the "kinetic impactor" technique, which is capable of changing an asteroid's motion in space."DART is a planetary defence-driven test of technologies for preventing an impact of Earth by a hazardous asteroid," NASA.
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