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Comet C/2025 K1 Breaks Apart Before Earth Flyby

11/14/2025

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Summary

Story summary

Comet C/2025 K1 (ATLAS) broke apart after its close solar approach on October 8, 2025.
Discovered in May 2025.
Significant observations followed on November 11–12 with the Copernicus telescope in Italy.
A brightening indicated structural instability leading to disintegration.
It will pass closest to Earth on November 25 at about 37 million miles (60 million km).

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Story summary

Comet C/2025 K1 (ATLAS) broke apart after its close solar approach on October 8, 2025.
Discovered in May 2025.
Significant observations followed on November 11–12 with the Copernicus telescope in Italy.
A brightening indicated structural instability leading to disintegration.
It will pass closest to Earth on November 25 at about 37 million miles (60 million km).