Complex sentence: Carbon (RCC) panels on the space shuttle's wing leading edges and nose cone cost NASA $100,000/sq ft to produce, although much of this cost was a result of the advanced geometry and research costs associated with the panels.
Split into simpler sentences: Carbon (RCC) panels on the space shuttle's wing leading edges and nose cone cost NASA $100,000/sq ft to produce. Although much of this cost was a result of the advanced geometry and research costs associated with the panels.