Alpha Centauri (α Centauri, α Cen, or Alpha Cen) is a star system in the southern constellation of Centaurus. It consists of three stars: Rigil Kentaurus (α Centauri A), Toliman (α Centauri B), and …

Nov 14, 2025 · Alpha Centauri, triple star system that contains Proxima Centauri, the closest star to the Sun, about 4.2 light-years distant. The system is the third brightest star in the sky. The nearest …

Sep 9, 2025 · Alpha Centauri (α Cen) is a triple star system located 4.344 light-years away in the constellation Centaurus. It is the nearest star system to the Sun and the third brightest stellar point of …

Jun 13, 2023 · At 4.3 light-years away, Alpha Centauri A and B are the nearest Sun-like stars to our solar system. They orbit with Proxima Centauri as a triple star system.

Apr 16, 2025 · Bottom line: Alpha Centauri is two binary stars that are sunlike stars. Plus, there’s a third star that’s gravitationally bound to them named Proxima Centauri.

Mar 5, 2023 · Alpha Centauri is the closest star system to Earth and is made up of three stars and several exoplanets. We explore our stellar neighbors in more detail here.

Aug 8, 2025 · Three stars make up Alpha Centauri. But only two, Alpha Centauri A and Alpha Centauri B, are like our sun. They are locked in close orbit around each other.

Alpha Centauri is a triple star system consisting of two main stars, Alpha Centauri A and Alpha Centauri B (which form a multiple starsystem together), at a distance of 4.36 ly from Earth's solar system.

Alpha Centauri Ab (also known as Rigil Kentaurus b, or originally as Candidate 1) is a candidate exoplanet that was first directly imaged around Alpha Centauri A in 2019 and reported in February …

Aug 8, 2025 · The Alpha Centauri system is a fascinating trio of stars. It consists of Alpha Centauri A and Alpha Centauri B, two Sun-like stars that form a binary pair, and the more distant and...