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NASA confirms 3I/ATLAS is 11 billion years old — more than twice the age of our solar system
A comet tearing through the inner solar system at roughly 58 kilometers per second formed between 10 and 12 billion years ago ...
Learn more about the interstellar traveler, Comet 3I/ATLAS, and what researchers know about its place of origin.
Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...
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