New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...
A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it appeared in July 2025. It streaked into the Solar System on a path so extreme that ...
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Scientists scan interstellar comet 3I/ATLAS for alien signals again, confirm it's not a spacecraft
Interstellar comet 3I/ATLAS was first spotted in our solar system in July 2025. Since its arrival, scientists have been confident it is a natural comet, but its rare interstellar origin made it an ...
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