Interstellar comet 3I/ATLAS will soon reach its closest distance to Earth, so this may be our last, best chance to see this rare object before it heads back out into the universe, never to return. One ...

Imagine a celestial drifter, a piece of primordial ice and rock that began its life light-years away, now making a temporary, fleeting appearance in our cosmic neighbourhood. This isn't science ...

3I/ATLAS interstellar comet or alien spacecraft? This question gained attention after NASA released new images of comet 3I/ATLAS on 18 December. The images were captured by the Europa Clipper ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

In a stunning revelation that has captivated the scientific community, astronomers have disclosed that the comet 3I/Atlas, ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels through Earth’s solar system. Comet 3I/ATLAS was first observed on July 1 and ...

COMET 3I/ATLAS was approximately 169,150,000 miles away traveling at approximately 125,000 mph when I imaged it early morning 12/20/25 . It was one day past its closest point of approach to Earth.

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.