| Aerospace products Aerospace, a diversified industry sector, comprises air and space travel, manufacturing and associated research. The industry serves a wide range of commercial, industrial and military applications. An aircraft is a vehicle or craft capable of flight in the earth''s atmosphere. Aircraft may be lighter than air, or heavier than. In this section, although we may occasionally cover the lighter-than-air type of aircraft, we will focus on the heavier-than-air aircraft. These include: autogyros, helicopters and conventional fixed-wing aircraft (aeroplanes). More on aircraft: | | | | | Aeroplanes | Civilian | Long-range airliners | | | | Regional airliners | | | | Small jets | | | | Very light jets | | | | Freighters | | | Military | Fighters, reconnaissance planes, multi-role | | | | Bombers | | | | Transports | | Helicopters | Civilian | Light lift utility helicopters | | | | Medium lift utility helicopters | | | | Heavy lift utility helicopters | | | | Ultra heavy lift utility helicopters | | | Military | Attack helicopters | | | | Cargo helicopters | | | | Multipurpose utility helicopters | |