aeronautics
aero·nau·tics
/ˌerəˈnɑːtıks/ noun [ noncount ]
: a science that deals with airplanes and flying
the history of aeronautics
aero·nau·ti·cal /ˌerəˈnɑːtıkəɬ/ adj
an aeronautical engineer [=a scientist who designs and builds airplanes]