DISTANCE: 4.3 light years from Sol NEIGHBORING SYSTEMS: Sirius 9.5 lys Epsilon Eridani 12.6 lys Procyon 13 lys ALPHA CENTAURI is a trinary star system made up of a yellow-orange primary, an orange-red secondary star, and a very cool and dim red dwarf. Alpha Centauri A has four planets in orbit […]