Sonic Criser
15 of 18 from Inside Boeing's newest aircraft (photos)
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The Boeing Sonic Cruiser was a concept aircraft that would have flown at near supersonic speeds (Mach 0.98) at very high altitudes (40,000 feet or 12,000 meters). Boeing canceled the program in 2002 in favor of the 787.
August 26, 2010 8:33 PM PDT
Photo by: Kent German/CNET
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