The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha Centauri, new research has revealed.

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

Astronomers have identified a quartet of small rocky planets orbiting Barnard’s star – one of our closest stellar neighbors – though they concluded that all of them are too hot to harbor life, much ...

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

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

Alpha Centauri is inching closer, sending space debris toward our solar system. Could it be a source of interstellar meteors—or even signs of alien life?

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

Instead, they argue they’ve traveled light-years, originating from Alpha Centauri, the closest star system to Earth. Until now, though, astronomers have only confirmed two interstellar visitors.

Basant's team, which also includes a researcher from Heidelberg University, found the exoplanets using the 8-meter Gemini ...