A rare interstellar visitor triggered a SETI search for alien technology

Science Daily | Tue, 23 Jun 2026 10:49:45 EDT

SETI's keen search found,
3I/ATLAS glides past,
Human noise prevails.

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the rapid-response observations helped confirm the object's natural origin and showcased how future interstellar visitors can be investigated for signs of intelligent…

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