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.

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

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

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

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was ...

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

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 ...

A newly spotted interstellar visitor just got an unusually close listen from California scientists — in a search for signs of ...

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