3I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star. Tune in ...

Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

Harvard expert Avi Loeb claims the 3I/ATLAS comet's path is 'suspiciously' precise, sparking alien theories. NASA reveals the ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Interstellar objects are so uncommon as to be subject to observation only once every few years and so far we learn something ...

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

The other two known interstellar comets did not offer such an opportunity.

Comet 3I/ATLAS has recently passed through the solar system, generating scientific interest that it could be much older than ...

The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) ...

A new image of the interstellar object 3I/ATLAS released by NASA has raised questions among astronomers and could change ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

Add Yahoo as a preferred source to see more of our stories on Google. Today is the day that astronomers, amateur stargazers and alien conspiracy theorists alike have been waiting for: interstellar ...