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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 ...

Where is the 3I/ATLAS now? Harvard physicist claims 12-billion-year-old relic is an alien probe

An interstellar comet known as 3I/ATLAS, which swept past the Sun in 2024, could be a 12‑billion‑year‑old relic from deep ...
Phys.org

Are alien probes hiding in our backyard? A new study says we've barely looked

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

After 74 million hits, SETI finds no sign that 3I/ATLAS is an alien probe

However, despite the theories, a fresh radio search has turned up no sign that the object, now named 3I/ATLAS, is emitting anything artificial, despite months of claims that the interstellar body ...

Scientists probe cosmic visitor from deep space, come up empty in search for alien life

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.