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3I/Atlas: The Mysterious Comet That 'Went Dark' — and Why Some Think It Could Be an Alien Aircraft

Summary by IBTimes UK
In July 2025, sky-survey telescopes flagged a mysterious object streaking into our Solar System. Within days, scientists confirmed it was no ordinary comet but an interstellar visitor designated 3I/ATLAS (also known as C/2025 N1 ATLAS), only the third such object ever identified after 1I/'Oumuamua in 2017 and 2I/Borisov in 2019. What makes 3I/ATLAS stand out is not merely its provenance beyond the Sun's domain, but its puzzling behaviour as it w…

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The intersternal origin of 3I/ATLAS has caused some sectors to speculate on their possible alien origin

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For months, comet 3I/ATLAS generated amazement in the scientific community. In their early observations, scientists estimated that this interstellar body was measuring up to 20 kilometers in diameter, which made it unusually large. In addition, its strange trajectory and its changing color increased the mystery.These characteristics led the physicist Avi Loeb of Harvard University to argue that it could be an artificial structure of extraterrest…

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The world’s scientific community finds itself in the face of the mysterious 3I/ATLAS object, which crosses the solar system showing a behavior never before seen. A well-known Harvard scientist has strongly stated that “it is not a comet or an asteroid”, but a completely different phenomenon that could rewrite what we know about interstellar bodies.

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La Nación, Grupo Nación broke the news in on Wednesday, October 22, 2025.
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