When interstellar comet 3I/ATLAS was discovered by the ATLAS survey telescope in Chile on July 1, 2025, it quickly attracted attention for more than just being the third known object from outside the Solar System. Some researchers, including Harvard astrophysicist Avi Loeb, argued that several unusual features were intriguing enough to keep the possibility of artificial origins on the table, sparking widespread speculation about alien technology.

When interstellar comet 3I/ATLAS was discovered by the ATLAS survey telescope in Chile on July 1, 2025, it quickly attracted attention for more than just being the third known…

Interstellar comet, 3I/ATLAS, might be one of the oldest celestial bodies ever seen, potentially forming 10 to 12 billion years ago. This ancient visitor, detected in July 2025,…