The WIYN telescope dome and control building. The silver surface helps keep the telescope dome cool.

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  The WIYN dome with the shutters open. The top of the telescope can be seen inside.

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  The WIYN telescope at sunset.

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  Another pretty sunset.

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  This is the WIYN telescope itself. The telescope's primary mirror is almost the same diameter as the Mayall 4-meter, but the telescope itself is a fraction of the 4-meter's size and weight.

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  This is the WIYN telescope as seen from the side. On the side of the telescope is the HYDRA multiobject spectrograph, which can observe over one hundred objects simultaneously.

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