Near-Earth Asteroids as of September 2025

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Near-Earth Asteroids as of September 2025

Each month, NASA’s Planetary Defense Coordination Office releases a monthly update featuring the most recent figures on NASA’s planetary defense efforts, near-Earth object close approaches, and other timely facts about comets and asteroids that could pose an impact hazard with Earth. Here is what we’ve found so far.
Updated: September 11, 2025

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Sep 11, 2025

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Planetary Defense
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Planetary Defense Coordination Office
Planetary Science
Planetary Science Division
Science & Research
Science Mission Directorate

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