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17 June 2015 in News: A globular cluster where stars collide - Astronomy Now Online

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Astronomy Now Online17 June 2015 in News: A globular cluster where stars collideAstronomy Now OnlineTo compensate for the degradation effects of the Earth's atmosphere, the GeMS system uses three natural guide stars, a constellation of five laser guide stars, and multiple deformable mirrors. The correction is so fine that astronomers are provided ...and more »

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