The proper motion of Proxima Centauri ( LL^ ) . At a distance of 4 . 2 ly , it is the nearest known star to the Solar System . Its proper motion is…
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The proper motionof Proxima Centauri( LL^ ) . At adistance of 4 . 2 ly , itis the nearest knownstar to the SolarSystem .Its proper motion isabout 3.9" per year .Credit . NASA; NSA; M. Riodel and T. Henry IRECONS / SMARTS !, ` BACON IS TS! ! !
