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COLUMBUS, Ohio — In a cosmic first for this decade, astronomers have identified a mysterious comet from another galaxy — ...
Martha Stewart on MSN42m
A Mysterious New Visitor Has Entered Our Solar System—Here's What Astronomers Know So FarComet 3I/ATLAS, discovered on July 1, 2025, by the ATLAS telescope in Chile, is only the third confirmed interstellar object observed in our solar system. The comet is traveling at an extraordinary ...
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