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Canada's stellar navigator on the James Webb Space Telescope

2021-12-09 – The James Webb Space Telescope will be the most important space observatory of the next decade, serving astronomers from all over the world. One of the two Canadian elements on the James Webb Space Telescope, the Fine Guidance Sensor (FGS) is the most sophisticated guidance sensor of any telescope ever built. It locks on to bright stars in deep space to keep Webb's images sharp. (Credit: Canadian Space Agency)

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