The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

An interstellar comet named 3I/ATLAS, originating from outside our solar system, is passing through. NASA recently released new images of the comet, which is being studied by astronomers worldwide.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. NASA shared some new infrared images of the 3I/ATLAS interstellar comet ...

It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to 153,000 miles per hour. It's also only the third confirmed interstellar ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes have snapped photos of this celestial visitor over the course of its journey ...

For decades, the four known forces of nature, gravity, electromagnetism, and the strong and weak nuclear forces, have ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...