The countdown has begun. In just 38 days, Earth may face an event that redefines not only human history but our entire ...

A signal unlike any other has reached Earth. The 3I/ATLAS project detected a unique transmission using the Fibonacci sequence ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a natural one — after making similar claims in in 2023 and 2017. "The ...

Rumors of an incoming alien attack invaded some social media feeds in late July 2025 after the New York Post published an article about a potential "alien probe." While the article only said the ...

Earlier this month, astronomers made a fascinating discovery: a mysterious object with interstellar origins, now dubbed 3I/ATLAS, that’s hurtling toward the inner solar system at extreme speeds. As ...

Earth has just acquired a new best friend in space – a small asteroid named 2025 PN7. Not quite a moon, it has been moving in ...

Mundane wayward space snowball, or extraterrestrial visitor? Astronomers believe that our solar system’s latest and only third ever confirmed interstellar visitor, 3I/ATLAS, is almost certainly a ...

The final hours of the 53-year, errant flight of the Soviet Union’s Cosmos 482 space probe are upon us. US Department of Defense data predicts that the rugged, half-ton spacecraft once bound for Venus ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Though most ...