Comet 3I/ATLAS is the third known interstellar comet after 2017's 1I/'Oumuamua and 2019's 2I/Borisov. It was discovered on July 1, 2025 and made its closest approach to the sun in October. Now it is ...
Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...
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