With a protective cover over its primary mirror, the high-tech German-built infrared telescope is nested in its framework inside the 19-foot-deep, 12-foot-wide telescope cavity in the rear fuselage of NASA's SOFIA flying observatory.
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With a protective cover over its primary mirror, the high-tech German-built infrared telescope is nested in its framework inside the 19-foot-deep, 12-foot-wide telescope cavity in the rear fuselage of NASA’s SOFIA flying observatory.April 20, 2010
NASA Photo / Tom Tschida