NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

3I/ATLAS, also known as C/2025 N1, is a comet from interstellar space, meaning it originated in another star system and ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

After running a new kind of computer simulation, scientists believe the comet originated from a rarely seen corner of the ...

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...