What Nearly Hit Earth, and What Did
Every day, we track close asteroid passes from NASA CNEOS, fireball bolides burning through the atmosphere, and recovered meteorites registered in the Meteoritical Bulletin, translated into intuitive human-scale comparisons.
Solar System View of 80 Near-Earth Objects
See all 80 tracked near-Earth asteroids projected to scale in their real Keplerian elliptical orbits around the Sun, side by side with Earth, Venus, and Mars.
(2025 UK9)
Passed Earth on 2026-Oct-31 02:35 at 315,000 km (0.819 lunar distances).
Scale: about the size of a family car, missing at 0.819 times the distance to the Moon.
2026-09-15 11:26:13 UTC
Impact energy: 0.079 kt TNT
0.00527 times the size of a Hiroshima equivalent.
Boumdeid (2003)
Class: L6 | Type: Fell
Recovered weight: about one and a half apples.
Chelyabinsk
Witnessed fall in 2013 at unrecorded place.
about one and a half adult humans.
Today in Near Misses: 9/23 in History
Notable asteroid passes and documented falls that occurred on this calendar day in past years.
| Object | Date | Nominal Distance | Estimated Size |
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