A comet screaming in from another star system carried alien ice ratios never seen before. What scientists found inside its spinning nucleus is reshaping how we picture worlds beyond our sun.

The Pentagon just released what they're calling never before seen UFO files, including videos, images, and original documents ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, funding, and fierce criticism.

A new study into the 3I/ATLAS interstellar comet points to it having been born as far back as 12 billion years ago in a very ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

An interstellar comet that recently passed through the solar system may have formed as long as 12 billion years ago, making ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...

One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the Solar System. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...

An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System.

Researchers say 3I/ATLAS could be 12 billion years old and has a composition unlike anything in our solar system.

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...