Giant Telescope
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For this tough job, Sean Riley joins a team of engineers to move and clean a 27-foot, 23-ton, $15 million telescope mirror. Here, three telescopes are used together to form the largest combined telescope in the world.
For this tough job, Sean Riley joins a team of engineers to move and clean a 27-foot, 23-ton, $15 million telescope mirror. Here, three telescopes are used together to form the largest combined telescope in the world.