In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

To date, over 5000 exoplanets have been discovered using telescopes on the ground and in space. Credit: NASA/JPL-Caltech ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...

Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.