We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks," asteroids from the triple star system Alpha Centauri. Alpha Centauri is the closest star ...

The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.

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

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 ...

A diagram showing the structure of the solar system and its shell of icy bodies | Credit: NASA The duo conducted a simulation of the solar system and Alpha Centauri that lasted for over 100 ...