The interstellar object 3I/ATLAS has become a subject of significant discussion as scientists and enthusiasts debate whether it is an interstellar comet or something far more unusual. Growing ...

Is it a comet or an alien spaceship? That’s the question that many have been asking ever since a large object — one that originated somewhere far, far away — was spotted in our solar system earlier ...

A comet that is likely much, much older than our solar system has spent months traipsing through Earth's cosmic neighborhood. And at long last, NASA has unveiled an unprecedented look at the object, ...

NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an alien ...