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Interstellar comet may be oldest object seen in our solar system, research finds

Observations suggest comet spent billions of years on ‘vast unimaginable trajectories’ around our galaxy

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Meteorite reveals a lost moon-sized world from the dawn of the solar system

An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and is unlike anything ever before seen in our cosmic backyard, astronomers said Monday

Interstellar comet is unlike anything seen in our Solar System

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