One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

Alpha Centauri asteroids may be scattered in the Oort Cloud Some interstellar rocks could travel into the inner solar system ...

Alpha Centauri is the star system closest to our Solar System, and it is likely that particles from it could be making their way over to or already be in our stellar neighborhood. To know what to ...

Interstellar materials have been identified in our Solar System, but their origin remains a mystery. A recent study suggests ...

Though it appears as a single bright speck in the sky, Alpha Centauri is actually a triple star system, with several suspected exoplanets, including a super-Earth called Proxima Centauri b ...

Alpha Centauri may be the closest star system to us, but reaching it will be the voyage of a lifetime.

Researchers estimate over a million interstellar objects from Alpha Centauri may already be lurking in the icy shell surrounding our solar system. Stars don’t hoard their material—Gregg and ...

The Alpha Centauri star system is approaching the sun. Two researchers have determined how many objects from there have already reached us and could reach us. At the edge of the solar system ...