Back to today’s briefing

Story perspectives

Study Reveals 22.6% Lunar Ejecta Hits Earth Quickly

4/29/2025

48 10

Summary

Story summary

A groundbreaking study by researcher Jose Daniel Castro-Cisneros unveils that approximately 22.6% of lunar impact ejecta lands on Earth within 100,000 years, with a significant portion arriving in the first 10,000 years. This discovery deepens our understanding of the Earth-Moon relationship and bolsters the lunar origin theory for near-Earth objects such as Kamo'oalewa.

1 of 1

Story summary

A groundbreaking study by researcher Jose Daniel Castro-Cisneros unveils that approximately 22.6% of lunar impact ejecta lands on Earth within 100,000 years, with a significant portion arriving in the first 10,000 years. This discovery deepens our understanding of the Earth-Moon relationship and bolsters the lunar origin theory for near-Earth objects such as Kamo'oalewa.