Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Alabama to Anderson, Dame Judith

Alpha Centauri

star brightest

Alpha Centauri, star 4.3 light-years (about 26 trillion miles) from the earth; only the sun is nearer. It is the brightest star in the constellation Centaurus and the third brightest star in the sky.

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