Tiny asteroid C15KM95 discovered hours before 250‑mile flyby, passed below ISS and satellites

Asteroid C15KM95, a sub‑2‑meter object discovered only hours before, made an extremely close flyby of Earth, passing roughly 250 miles (≈400 km) above the surface. The rock traversed beneath numerous satellites — including the ISS — and posed no risk to life or property.

Discovered 2025-10-03T03:04:21.567993-07:00 | 2025-10-03T03:04:21.567993-07:00

Briefing

What Hype is tracking

  • Demonstrates detection limits: a sub‑2‑meter asteroid was identified only hours before a ~250‑mile close pass, illustrating the short warning time for small objects and limits of current survey coverage. See recent analysis of detection and impact‑probability challenges: https://hype.aero/?story=7c031925-cefa-4c04-8961-93783c03136d

  • Direct operational impact: the object passed through Low Earth Orbit beneath many satellites, including the ISS, underscoring the need for timely catalog updates and conjunction screening for satellite operators and station managers.

  • Reinforces coordinated observation interest: events like this feed into plans for international reconnaissance and rapid response to close approaches, complementing recent proposals for planned flybys of record‑close objects. See related international Apophis mission planning: https://hype.aero/?story=bb651471-cdae-4494-bc6a-dd0bcbb366dd and https://hype.aero/?story=2c482437-be13-4410-bced-b80965d27268

Reported By

Science Daily Universe Today Space Daily dailygalaxy.com Times of India scitechdaily.com
Sources Tracked
13
First Seen
2025-10-03T03:04:21.567993-07:00
Latest Update
2025-10-09T09:14:05.835616-07:00
Coverage
Space

Sources

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