MPM with pressure-dependent yield and Grady-Kipp fragmentation models is validated for asteroid hypervelocity impacts and reproduces large coherent fragments like those on Eros.
Monthly Notices of the Royal Astronomical Society 527, 10348–10357
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Asteroid 2024 YR4 has a 4.3% chance of striking the Moon in 2032, producing a 1 km crater with a visible optical flash, hours of infrared afterglow, magnitude-5 seismic reverberation, and escaping debris that could reach Earth.
citing papers explorer
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The Material Point Method (MPM) for simulating hypervelocity impact on asteroids
MPM with pressure-dependent yield and Grady-Kipp fragmentation models is validated for asteroid hypervelocity impacts and reproduces large coherent fragments like those on Eros.
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Observation Timelines for the Potential Lunar Impact of Asteroid 2024 YR4
Asteroid 2024 YR4 has a 4.3% chance of striking the Moon in 2032, producing a 1 km crater with a visible optical flash, hours of infrared afterglow, magnitude-5 seismic reverberation, and escaping debris that could reach Earth.