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Near-Earth Asteroids as of February 2025

The graphic presents data on near-Earth asteroids as of January 2, 2024. Key statistics include: 37,589: Total number of discovered near-Earth asteroids of all sizes. 873: Discovered asteroids larger than 1 kilometer, with an estimated 50 left to be found. 11,209: Discovered asteroids larger than 140 meters, with an estimated 14,000 remaining to be found. 100 tons: Estimated amount of dust and sand-sized particles that bombard Earth daily. Near-Earth asteroid close approaches: 12 passed closer to Earth than the Moon in the last 30 days. 149 passed closer in the last 365 days. 478,700,000: Observations of near- Earth objects submitted to the Minor Planet Center. The background shows a space-themed image with the NASA logo at the top right.    125%

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.