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NASA's plan to defend the Earth from asteroids

20-Jun-2018

Key points from article :

Five chief goals to defend Earth from asteroid impacts.

National Near-Earth Object Preparedness Strategy and Action Plan.

Kinetic impactors would be flown into an NEO to disrupt its orbit.

Gravity tractors would fly close-by to slowly change its course.

NASA will also investigate the potential to use nuclear devices.

Over 300,000 objects larger than 40 meters could pose a hazard.

Need more detailed information from reconnaissance missions.

NASA is developing a detection and defence system against 50m to 140m asteroids

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National Aeronautics and Space Administration

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Center for computing asteroid and comet orbits and their probability of Earth impact