Why an interstellar comet has scientists excited

October 30, 2025

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1 min read

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NPR

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas surrounding it.

An ancient comet that entered our solar system this summer is offering a rare opportunity to learn more about distant planetary systems far beyond the reach of any spacecraft, researchers say. The comet is special both because it is interstellar — me... [3075 chars]

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Source: NPR

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