Centauri A and Alpha Centauri B – they are now the “best known” stars. This has also allowed a unique and very detailed comparison between “real nature” and current stellar theory for solar-type stars ...

Seattle-area nonprofit group kicks off a campaign to raise $15 million and solicit bids for a milestone interstellar mission.

This isn’t the first time a group has aimed for Alpha Centauri. In 2016, a $100 million project backed by tech entrepreneur Yuri Milner announced a plan to reach the star system in 20 years using a ...

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 rocks ...

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 from ...

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In a historic discovery that has left scientists and astronomy enthusiasts in awe, the James Webb Space Telescope (JWST) has potentially identified a new exoplanet orbiting Alpha Centauri A. This ...

Interstellar asteroids visiting our solar system from parts unknown used to be the stuff of science fiction. But today, we know of at least two such bodies Oumuamua and 2I/Borisov respectively ...

Artist’s concept of a rocky planet similar to Earth in the Alpha Centauri double star system. Are there really any potentially habitable planets there? A new study shows what such a planet might look ...

Alpha Centauri is the closest star system to our sun. It’s 4.3 light-years away, just a hop and a skip in contrast to a distance of 100,000 light-years across our entire home galaxy, the Milky Way. A ...