Balloons, rockets, space vehicles and space satellites. The term refers to an additional peril covering ‘destruction or damage by Aircraft and other Aerial Devices or articles dropped therefrom. Damage by sonic bang is excluded.

Covers insureds while building a new hush kit or developing a new aerospace product whose success depends on obtaining a standard type certificate (STC) or regulatory approval. The trigger event for payment is the client’s inability to obtain an STC. Deposits placed by the insured’s customers to fund the project can be returned to fund research and development provided the return of the deposit to the policyholder can be insured.