When the interstellar traveler 'Oumuamua sped through our solar system in 2017, it left behind a lot of unanswered questions ...

Astronomers probed interstellar comet 3I/ATLAS for alien technosignatures, tracing nine 'mysterious' signals back to human ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

“ At the time of observation, just before its closest approach to Earth on December 19, it was approximately 270 million ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

“Given the mass loss rate measured by the Webb Space Telescope, the gas around 3I/ATLAS would be swept up by the solar wind ...

NASA’s Europa Clipper spacecraft has observed interstellar comet 3I/ATLAS, collecting rare data as the ancient object made ...

Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Scientists are yet to unlock the mysteries of the third object to have travelled through our solar system, known as 3I/ATLAS.