With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most ...
Astronomers have observedunexpected activity in C/2014 UN271, the largest comet ever detected from the Oort Cloud, while it remains over a billion miles from the Sun. Using the ALMA radio telescope, ...
Interstellar comet 3I/ATLAS, only the third ever seen, returns with unique composition; experts eye 19 December 2025 as a date that could reshape comet science.
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