Back on planet Earth, and deep inside a pitch-black, sulfuric cave on the Albanian-Greek border, we reported on a study that ...

A radio signal? That would have to confirm the object is technlogical in nature, wouldn't it? The thing is, this isn't a ...

MeerKAT and NASA's Swift detected OH signals from 3I/ATLAS, confirming it's outgassing water-related molecules.

Comet 3I/ATLAS, a 7-billion-year-old visitor from another star system, is stirring alien rumors. Scientists explain why the ...

Scientists who study comets are struggling to keep up with popular speculation that the interstellar object 3I/ATLAS was sent ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

New photos show that the recently discovered comet C/2025 K1 (ATLAS) developed a surprising golden glow after reaching its ...

On October 29, Comet 3I/ATLAS reached its closest point to the Sun. This point, known as perihelion, was around 210 million ...

Amid growing mystery surrounding 3I/ATLAS, GOP Rep. Anna Paulina Luna is calling on NASA to share unreleased data and images ...

Contrary to claims that 3I/ATLAS is no longer from Earth, space experts claim that the Manhattan-sized comet can now be captured by anyone with basic viewing equipment. Astronomer Yicheng Zhang ...

The 3I/ATLAS is an interstellar comet that passed through the Earth's solar system in 2025. New captured images of the ...