In the span of a few months, comet 3I/ATLAS became a real-world stress test for humanity’s most sensitive “are we alone?” ...

A spacecraft en route to Jupiter has captured unprecedented ultraviolet images of the interstellar comet 3I/ATLAS, providing ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

The unusual behaviour of interstellar comet 3I/ATLAS has reignited online debate, but astronomers say the gaps in public ...

Astronomer Avi Loeb suspects this interstellar visitor is a piece of alien technology, citing its unusual traits and the ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Discovered in July, 3I/ATLAS is not your average comet – it’s a giant snowball from beyond our solar system. The comet, ...