Alpha Centauri, the nearest star system to the sun, is probably shedding comets and asteroids into our solar system — and even producing a few meteors in our sky. Located just 4.3 light-years ...

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 ...