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Knewz on MSNAstronomers Trace the Origins of the New Interstellar Comet, Which Could Be Older Than the Solar SystemInterstellar Comet 3I/ATLAS was the third visitor from outside our system, and its origins were being studied using an interstellar visitor model.
A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and ...
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