China's Tianwen-1 probe captures baffling footage of interstellar comet 3I/Atlas near Mars, deepening mystery over its ...

Comet 3I/ATLAS is one of only three interstellar objects ever detected in our solar system. Scientists are working to determine the comet's size and physical characteristics as it passes through our ...

What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned about its origin, chemistry, and trajectory ...

What makes a comet from another star system flare twice as fast as expected?” That question now grips astronomers studying 3I/ATLAS, the third confirmed interstellar object to pass through our solar ...

Interstellar object 3I/ATLAS is on the opposite side of the sun from Earth - but several spacecraft are in the perfect position to get a closer look. As 3I/ATLAS warps and grows the closer it gets to ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. The comet known as 3I/Atlas will hurtle within 18 million miles ...

When you think of the stereotype of someone who believes in aliens, you just might picture a paranoid person in a tin foil hat. Well, one the most famous "believers" in the world is a dapper, and ...

Comet 3I/ATLAS is the third ISO ever detected. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station on 1 July 2025. It's traveling through the inner solar system at ...

In 2014, Christopher Nolan took us to space. His nearly three-hour epic, Interstellar, premiered at the tail end of what was called the McConaissance, a brief era when actor Matthew McConaughey ...