Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

Thirty-six years after it was launched from Earth on a tour of the outer planets, the plutonium-powered probe is more than 11 1/2 billion miles from the sun, cruising through what scientists call ...

Space is not as empty as it looks. Right now, as you read this, NASA scientists are actively watching dozens of objects drifting, spinning, and hurtling through our cosmic neighborhood, some of them ...

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 ...

3I/ATLAS, an interstellar object identified by NASA as a comet, recently passed its closest point to the sun. Scientists around the world are observing its months-long journey to learn more about the ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth on Dec. 19. Originating from outside our solar system, the comet is not a threat to Earth. While not visible to the naked eye, ...

NASA’s Planetary Defense Coordination Office sounds like something out of a disaster movie, but its work is far more methodical than cinematic. Instead of scrambling at the last minute, the office ...

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 ...

NASA's Chandra X-ray Observatory has transformed new views of Jupiter, Saturn and Uranus into immersive soundscapes, turning planetary data into audio you can hear.

Neptune's winds travel at more than 1,500 mph, and are the fastest planetary winds in the solar system. Comets are cold, dirty aggregations of rock and ice that release gas or dust. The solid core of ...

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 ...