Procyon A is a yellowish star that is brighter. than our Sun, Sol. (See a 2MASS Survey. image of Procyon A from the NASA Star. and Exoplanet Database.) System Summary. The Procyon System is located about 11.5 light-years (ly) from our Sun, Sol -- slightly higher than HIPPARCOS' estimate of 11.4 ly (Girard et al, 2000). Procyon A, or Alpha Canis Minoris A, is the brightest and most centrally located naked-eye star (07:39:18.12+05:13:29.98, ICRS 2000.0) of Constellation Canis Minor (the Smaller Dog).