Join us as we explore "Ancient Aliens," a show premiering on the History Channel. Featuring experts like Giorgio Tsoukalos, ...

Interstellar comet 3I/ATLAS is now within 300 million km of Earth. Discover why NASA and ESA are tracking this ancient ...

Meet comet 3I/Atlas. A collision with this rock would release the same kind of energy that a certain other asteroid did 66 ...

Interstellar comet 3I/ATLAS, recently observed by Nasa and global space missions, is estimated to be between 5 to 8 billion years old, making it older than Earth itself, according to US Congressman ...

Nasa released fresh images yesterday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet ...

As space agencies track the comet's path, 3I/ATLAS is offering astronomers rare clues about what lies beyond our Solar System ...

NASA has released fresh images of the interstellar object called 3I/ATLAS that astronomers have determined is a comet ...

WASHINGTON >> NASA released fresh images today of the interstellar object called 3I/ATLAS that astronomers have determined is ...

The comet, likely older than the solar system, follows an unusual path, suggesting it comes from parts unknown.

The timing is suspicious, as NASA scientists admit they are 'baffled' by the comet's composition. Spectroscopic analysis has ...

A mysterious signal from deep space just changed everything we thought we knew about an interstellar comet racing through our ...