Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...

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

I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it reaches interstellar space, never to return, said Paul Chodas, director of NASA ...

NASA scientists are facing questions after the Hubble Space Telescope spotted an unexpected feature on the interstellar ...

Hubble images from December 2025 show interstellar object 3I/ATLAS releasing two narrow jets of material as it moves away from the Sun, raising questions about rotation and activity ...

NBC News' Gadi Schwartz reports on "3I/ATLAS," mysterious outer space object that is thought to be billions of years old, ...

As the cosmic visitor 3I/ATLAS moves away from the outer solar system, it leaves behind a trail of scientific data that reads ...

Is 3I/ATLAS a scientific wonder or a catalyst for space war? The interstellar visitor is sparking a quiet arms race among ...

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

Astronomer Avi Loeb argued that other objects like interstellar visitor 3I/ATLAS could be useful for reaching out to aliens, if they exist.