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Asteroid Deflection

All articles tagged with #asteroid deflection

Stand-off Nuclear Detonation Emerges as a Viable Path to Deflect Asteroids, Says New Study
science22 days ago

Stand-off Nuclear Detonation Emerges as a Viable Path to Deflect Asteroids, Says New Study

A Nature Communications study suggests that some asteroids may actually strengthen when stressed and that a stand-off nuclear detonation could alter an asteroid's trajectory without fragmentation, offering a new approach to planetary defense; however, real-world validation is difficult and relies on precise data and simulations rather than tests on actual asteroids.

NASA's DART Mission Successfully Redirects Asteroid Dimorphos
science2 months ago

NASA's DART Mission Successfully Redirects Asteroid Dimorphos

NASA's DART mission successfully shifted the orbit of asteroid Dimorphos by crashing a spacecraft into it, but unexpected debris ejected from the asteroid, including large boulders, carried additional momentum and altered the asteroid's motion in unforeseen ways, highlighting the complex physics involved in planetary defense efforts. The upcoming Hera mission will further study these effects.

NASA's DART Mission Reveals Unexpected Risks in Asteroid Deflection
science7 months ago

NASA's DART Mission Reveals Unexpected Risks in Asteroid Deflection

NASA's DART mission successfully deflected an asteroid but also released a swarm of space boulders carrying three times more momentum than the spacecraft, complicating future planetary defense strategies. The debris, tracked by LICIACube, showed unexpected patterns and directions, highlighting the need to consider such variables in future impact mitigation missions.

NASA's DART Mission Encounters Unexpected Challenges in Asteroid Deflection
science7 months ago

NASA's DART Mission Encounters Unexpected Challenges in Asteroid Deflection

NASA's DART mission successfully deflected an asteroid, but the impact caused large boulders to be ejected, imparting additional momentum and complicating asteroid deflection strategies. The ejected debris, especially from boulders, could influence future planetary defense missions, highlighting the need to consider surface properties and debris behavior in impact planning.