Add Yahoo as a preferred source to see more of our stories on Google. NBC News' Gadi Schwartz reports on "3I/ATLAS," mysterious outer space object that is thought to be billions of years old, making ...

The rare 3I/ATLAS alignment on Jan. 22 coincides with the 'opposition surge' phenomenon. Learn the mystery of this 13-billion ...

The universe is getting ready to show us a rare, shadowless view of the deep unknown. Earth, the sun, and the mysterious ...

Harvard astrophysicist Avi Loeb joins "ChicagoLIVE" with the latest update on 3I/ATLAS, the mysterious interstellar object ...

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

For months, scientists and researchers have been captivated by the enigmatic interstellar object known as 3I/ATLAS. Its unusual behaviour sparked speculation that it might not be a comet at all, but ...

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

The mysterious interstellar comet 3I/ATLAS is making its closest approach to Earth on Friday, offering scientists a rare opportunity to study an object born around another star. Space agencies are ...

The brightness map captured by Hubble represents the state of 3I/ATLAS after its perihelion, showing how the interstellar ...

It may have made its closest approach to Earth last month, but the mysterious interstellar object 3I/ATLAS continues to fascinate astronomers as it now careens back out of the solar system, never to ...

We’re mere days away from mysterious interstellar object 3I/ATLAS making its closest approach to Earth before it speeds back out of the solar system, never to be seen again. The object, which ...