Betelgeuse shrinks | Science News

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Betelgeuse shrinks

The red supergiant has lost 15 percent of its size

By
5:11pm, June 10, 2009

PASADENA, Calif. — Betelgeuse, one of the brightest stars visible to the naked eye, has shrunk in diameter by more than 15 percent since 1993.

The star, a red supergiant, has a radius exceeding the distance between

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