Steeve_Perry t1_iqzep4k wrote
Reply to comment by D3ATHfromAB0V3x in After DART: Using the first full-scale test of a kinetic impactor to inform a future planetary defense mission by EricFromOuterSpace
Because a nuke would blast in all directions, losing most of the energy to space. Smacking into it at 14,000 mph directs almost all the energy directly into the asteroid. Much more effective.
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