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

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

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

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 ...

3I/ATLAS, the third known interstellar object to enter our solar system, after 'Oumuamua (discovered in 2017) and 2I/Borisov ...

The mystery around interstellar comet 3I/ATLAS has deepened after CIA said it could "neither deny nor confirm the existence ...

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

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

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's everything to know about it.

I/ATLAS is a natural celestial object with all the qualities typical to a comet. It doesn't just belong to our solar system.

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