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.
NASA's TESS space telescope discovered the 3I/ATLAS interstellar object, which is considered by a number of theories as a possible alien spacecraft, almost two months before it was officially ...
Harvard astrophysicist Avi Loeb's warning that the interstellar object 3I/ATLAS may be pulling a "swarm" of unknown bodies ...
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