In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...
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Scientists Discover 12-Billion-Year-Old Interstellar Comet 3I/ATLAS With Unique Chemical Signature
Scientists have identified interstellar comet 3I/ATLAS as the oldest known object to pass through the solar system, dating back 10–12 billion years. James Webb Space Telescope observations show it ...
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