JWST Observations of Asteroid 2024 YR4 Rule Out a 2032 Lunar Impact and Demonstrate a New Regime for Planetary Defense Follow-up

At the end of its discovery apparition, the ∼60 m near-Earth object 2024 YR4 was associated with a nonzero probability of lunar impact during its 2032 December 22 close approach. While posing no threat to Earth, a lunar impact of this scale could have consequences for Earth-orbiting infrastructure,...

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Päätekijät:	Julien de Wit, Andrew S. Rivkin, Marco Micheli, Davide Farnocchia, Artem Y. Burdanov, Bryan Holler, David J. Tholen, Thomas Mueller, Maxime Devogele, Dawn Graninger, Heidi B. Hammel, Stefanie N. Milam, Isaac S. Narrett, Petr Pravec, Cristina A. Thomas
Aineistotyyppi:	Artigo
Kieli:	Inglês
Julkaistu:	IOP Publishing 2026-01-01
Sarja:	The Astrophysical Journal Letters
Aiheet:	Asteroids Near-Earth objects Astrometry Orbit determination Celestial mechanics
Linkit:	https://doi.org/10.3847/2041-8213/ae6a95
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