Alpha Centauri, the closest star system to Earth, is moving toward us at 79,000 kilometers per hour (49,709 mph). It won’t reach its nearest point for another 27,700 years, but some of its ...

Alpha Centauri pelts the solar system like a wet dog Wiegert and his colleague, University of Western Ontario Ph.D. student Cole Gregg, were inspired to conduct a study of these alien invaders by ...

If Alpha Centauri has an Oort cloud of distant comets as the sun does, about a million of these objects larger than a football field are now in our solar system, astronomers Cole Gregg and Paul ...

Alpha Centauri is also moving towards us, and in some 28,000 years from now, it'll reach its closest point at a distance of a little over three light years away, raising the odds of an ...

At the edge of the solar system, there could be around one million interstellar celestial bodies with a diameter of at least 100 meters orbiting the sun that originally came from Alpha Centauri ...

This image of the sky around the bright star Alpha Centauri AB also shows the much fainter red dwarf star, Proxima Centauri, the closest star to the Solar System. This image was created from ...

“So I need to know all these motions in all these positions.” That motion will also make getting the satellite to Alpha Centauri challenging. Alpha Centauri A and B orbit each other with a period of ...