3 papers
astro-ph.EP2026
Observation Timelines for the Potential Lunar Impact of Asteroid 2024 YR4
Yifan He, Yixuan Wu, Yifei Jiao +4
The near-Earth asteroid 2024 YR4 -- a 60 m rocky object that was once considered a potential Earth impactor -- has since been ruled out for Earth but retained a 4.3% pr…
astro-ph.EP2025
The Detectability of Lunar-Origin Asteroids in the LSST Era
Yixuan Wu, Yifei Jiao, Wen-Yue Dai +5
While most near-Earth asteroids (NEAs) are thought to originate from the main belt, recent discoveries have suggested the existence of a lunar-derived NEA population, such as the a…
astro-ph.EP2024
Force chains bias the dynamic response to impacts in rubble-pile asteroids
Chenyang Huang, Yang Yu, Peter R. King +2
The impact response of rubble-pile asteroids is essential for both elucidating their formation and evolution history and evaluating the efficacy of impact defense strategies. Altho…