Scientists search for signs of alien life on a visitor from another solar system - 3I/ATLAS is the third known interstellar ...

There are all sorts of things flying around the universe that we earthlings haven't yet figured out how to identify.

Billions of years ago, while the solar system was still young, a massive object may have drifted into it. It's not a spaceship, but it is an alien visitor in its own right—a colossal interstellar body ...

Are some planets actually born from alien wanderers drifting through space? :milky_way: A new theory suggests that interstellar objects like comet 3I/ATLAS might be seeding young star systems, ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...