A technician examines the instrument mounting structure and bulkhead of the German-built infrared telescope installed in NASA's SOFIA airborne observatory
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Erkek Portresi
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Tropikal Orman 3
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Şelale
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Kaplan 5
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Profesyonel Portre 5
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Buz Kristal
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The German-built 100-inch telescope that is the heart of NASA's Stratospheric Observatory for Infrared Astronomy is nestled in the SOFIA 747's rear fuselage
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he SOFIA airborne observatory's 2.5-meter infrared telescope peers out from its cavity in the SOFIA rear fuselage during nighttime line operations testing
