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Asteroid Threat Grows: NASA Plans 2028 Recon Mission

9/20/2025

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Summary

Story summary

Asteroid 2024 YR4's risk of impacting Earth has increased to 4% for the Moon in December 2032.
NASA and researchers are planning missions to mitigate potential impacts that could create debris affecting Earth-orbiting satellites.
They are considering deflection or destruction as strategies.
Accurate mass estimation, currently between 51 million kg and over 711 million kg, is essential for effective deflection.
A reconnaissance mission by 2028 is necessary, with decisions needed soon as the launch window is closing.

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Story summary

Asteroid 2024 YR4's risk of impacting Earth has increased to 4% for the Moon in December 2032.
NASA and researchers are planning missions to mitigate potential impacts that could create debris affecting Earth-orbiting satellites.
They are considering deflection or destruction as strategies.
Accurate mass estimation, currently between 51 million kg and over 711 million kg, is essential for effective deflection.
A reconnaissance mission by 2028 is necessary, with decisions needed soon as the launch window is closing.