NASA’s DART was the first time we tried planetary defence – attempting to redirect an asteroid. The data from this landmark mission is still yielding new insights today.
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The mission provided details about how to deflect an asteroid should one threaten Earth in future.
The Double Asteroid Redirection Test successfully showed that it is possible to crash a spacecraft into a small asteroid and change its orbit. This technique could save Earth from asteroids in the future.
The Double Asteroid Redirection Test successfully showed that it is possible to crash a spacecraft into a small asteroid. Whether the approach could save Earth from a future threat remains to be seen.



