Taken together, the 3I/ATLAS mystery goes beyond astrophysics. It is a test for the new human era — one that demands ...

Scientists have announced the first detection of a radio signal from the mysterious interstellar visitor as it speeds through ...

Newly discovered comet C/2025 V1 (Borisov), which has some minor similarities to 3I/ATLAS, will make its closest approach to ...

An interstellar object passing through the Solar System is prompting renewed scientific scrutiny as new radio observations ...

The interstellar object known as 3I/ATLAS just flew past Mars, and China's Tianwen-1 mission managed to snap some pics with ...

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

I/ATLAS is a comet, not an alien, according to many experts, though some celebrities, and even one Harvard professor, have ...

The mysterious interstellar comet 3i/Atlas shocks scientists with its color shift, powerful jets, and speed: A true ...

Astronomers observing 3I/Atlas have found unusual jet-like formations and an ‘anti-tail,’ giving new clues about how interstellar comets behave.

Harvard physicist Avi Loeb calculates that the probability of the giant interstellar object 3I/ATLAS being a natural comet is ...

Mysterious interstellar object 3I/ATLAS recently made its closest pass of the Sun, or perihelion, brightening up in ...

A team studying the spectra of interstellar comet 3I/ATLAS has found evidence of "galactic cosmic ray processing". While ...