Here’s what Prof. Avi Loeb, a Harvard astrophysicist, has to say.

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here are all of your questions answered. Astronomers have confirmed a rare and ...

Is it an alien spaceship or an ancient comet? That’s the question puzzling UFO enthusiasts, NASA, and the European Space Agency since an interstellar visitor entered our solar system last month. It ...

So by now you must be aware that something ominous is approaching our solar system on a clear path towards Earth at an astronomical speed and in a way that is "not natural" and puzzling the scientific ...

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...