sentences:  The conclusion of the Air Registration board investigating the "accident" was that the aircraft was badly under-stressed and would necessitate a complete redesign.The manufacturers had already begun the production of a second prototype and despite an investment of £100,000, chose to wind down the program with no further attempts to fly the Planet Satellite.The second prototype, registered "G-ALXP" was abandoned but the completed fuselage was incorporated into the Firth Helicopter, built in 1952 at Thame.