Scaled Composites is planning changes for its SpaceShipOne rocket glider, following a pitchup incident in flight test that showed the current configuration is not safe for the planned flight to 100 km. altitude. The glider was starting an aft center-of-gravity (CG) stall test on its third flight on Sept. 23 when it pitched up uncontrollably at about 85 KIAS--15 kt. above the 70-kt. forward CG stall speed demonstrated on the prior flight (AW&ST Sept. 1, p. 19). The results were ...

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