Laurel, United States (AFP) Sept 26, 2022
NASA's DART mission to test deflecting an asteroid using "kinetic impact" with a spaceship is just one way to defend planet Earth from an approaching object - and for now, the only method possible with current technology. The operation is like playing billiards in space, using Newton's laws of motion to guide us. If an asteroid threat to Earth were real, a mission might need to be lau
Direct impact or nuclear weapons? How to save Earth from an asteroid
Space Daily
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