Alpha centauri system
noun
a star system comprising the binary star alpha centauri a and b and proxima centauri (also called alpha centauri c), which is 0.1 light years closer to the sun. visual magnitude: 0.01 (a), 1.33 (b); spectral type: g2v (a); distance from earth: 4.3 light years also called rigil kent see also proxima
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