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View from Apache Point Observatory, Sunspot, New Mexico, 2006 |
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One of the experiments at this site (altitude: 2,788 metres; 9,147 feet), the Apache Point Observatory Lunar Laser-ranging Operation, or APOLLO, measures the distance between the earth and moon to an accuracy of a few millimetres. | |||||
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All works © Tim O'Riley 2009. All photographs © their respective authors. |
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