Friday, April 02, 2004


Also called  Alpha Scorpii  red, semiregular variable star, with apparent visual magnitude about 0.9, the brightest star in the zodiacal constellation Scorpius and one of the largest known stars, having several hundred times the diameter of the Sun and several thousand times the Sun's luminosity. It has a fifth-magnitude blue companion. Antares lies about 400 light-years from the Earth. The name seems


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