“The investigation identified deficiencies in the design and certification processes that should have prevented an outcome like this.” Source: NTSB Acting Chairman Christopher A. Hart.
Any locality either on land, water, or structures, including airports/heliports and intermediate landing fields, which is used, or intended to be used, for the landing and takeoff of aircraft.
Interactive Simulation of Satellite Communications
NASA has produced an interactive computer simulation which allows virtual explorers of all ages to dock the space shuttle at the International Space Station, experience a virtual trip to Mars or a lunar impact, and explore images of star formations taken by the Hubble Space Telescope.