NASA's asteroid-crash Earth defense tactic has a complication — DART ejected large boulders into space
Space.com   2 days ago
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NASA's asteroid-crash Earth defense tactic has a complication — DART ejected large boulders into space  SpaceMassive boulders ejected during DART mission may complicate future asteroid deflection efforts  Phys.orgDeflecting Asteroids Isn't Simple...