By examining the paths of particles ejected from Alpha Centauri, the study sheds light on the interstellar journey of cosmic debris and its potential impact on our own solar system. For centuries ...

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 ...

Astronomers believe that during its infancy, our solar system might have resembled ... When that happens, the planets glow in what astronomers call H-alpha, a wavelength of light emitted by ...

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 ...

"A thorough understanding of the mechanisms by which material could be transferred from Alpha Centauri to the solar system not only deepens our knowledge of interstellar transport but also opens ...

A new study led by Western astrophysicists Cole Gregg and Paul Wiegert recommends Alpha Centauri—the next closest solar system to ours—is a great place to start, highlighting how and why it's ...

New research has indicated that, if Alpha Centauri ejects as much material as the solar system, then as many as one million space rocks larger than 328 feet (100 meters) wide could be lurking in ...