Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving ...

Recent research suggests that our solar system could already be hosting alien probes, potentially observing us from a distance. This idea aligns with a 2023 statement from a Pentagon UFO chief who ...

Beta Pictoris b appears to have an aurora caused by a powerful magnetic field. If confirmed, it would be the first such field ...

One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks ...

Here’s what you’ll learn when you read this story: Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the ...

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 ...

There may be 19 asteroids in orbit around the sun that come from somewhere else entirely. If true, we could visit an alien 'world' without ever leaving the confines of the solar system. Share on ...

Three researchers recently published a paper speculating about whether an object (likely a comet) could be "hostile" alien technology Scientists estimate the object to be more than 12-miles-wide, ...

For the quickest way to join, enter your email below. We’ll send a confirmation email and sign you up to Space.com newsletters with the latest inspiration, expert advice and exclusive offers.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Pluto’s been making news again. Jared Isaacman, the head of NASA, recently suggested that ...