Discovered in July, 3I/ATLAS is not your average comet – it’s a giant snowball from beyond our solar system. The comet, ...
Interstellar comet 3I/ATLAS sheds millions of tons of water as it leaves our solar system. New radio scans find no signs of ...
The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is only the third interstellar object ever seen passing through our ...
The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...
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Saying Goodbye to Comet 3I/ATLAS, the Interstellar Visitor That Briefly Called Our Solar System Home
Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its brief visit near Earth.
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