While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

A rogue visitor from deep space, Comet 3I/ATLAS, has put NASA on alert after its trajectory and behaviour shifted ...

Scientists are watching the mysterious interstellar comet 3I/ATLAS as it makes its closest approach to the Sun. Could it be a ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

A rare cosmic visitor, 3I/ATLAS, the third confirmed interstellar object, was discovered in July 2025. This object, on a hyperbolic orbit, originated from beyond our solar system and will depart ...

NASA stated the comet will pass slightly inside Mars’ orbit when it reaches this point, around October 30, 2025. | World News ...

A newly discovered comet will soon be gracing our evening sky. On Sept. 10, Vladimir Bezugly of Dnipro, Ukraine was examining online images of a low-resolution public website showing images obtained ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?