Alpha Centauri C
English
editEtymology
editFrom Alpha Centauri. Astronomers believe that Proxima Centauri is gravitationally bound to the Alpha Centauri system.
Proper noun
edit- (astronomy) The star Proxima Centauri
From Alpha Centauri. Astronomers believe that Proxima Centauri is gravitationally bound to the Alpha Centauri system.