SMRTR Science & EngineeringMar 12, 2026Live Science

'Interstellar messenger' 3I/ATLAS could be nearly as old as the universe itself, James Webb telescope observations reveal

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The James Webb Space Telescope found that interstellar comet 3I/ATLAS formed 10-12 billion years ago with unique chemistry, potentially containing evidence of ancient prebiotic processes from the early Milky Way.

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