3I/ATLAS https://refractor.io/tag/3i-atlas/ 3I/ATLAS en-AU Wed, 24 Jun 2026 01:28:37 GMT Alien comet’s chemistry unlike anything seen in our Solar System https://refractor.io/space/alien-comet-chemistry-unlike-solar-system/ Illustration of a comet

It’s not often that we get guests. So when the interstellar intruder 3I/ATLAS came zooming through our Solar System last year, it provided astronomers with a perfect opportunity to study a rock from another part of the galaxy.

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Category: Astronomy, Science

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]]> Wed, 24 Jun 2026 01:28:37 GMT https://refractor.io/space/alien-comet-chemistry-unlike-solar-system/ Mike McRae