Aircraft are vehicles designed for air travel, ranging from small private planes to large commercial jets and military fighters. They operate based on principles of aerodynamics, utilizing wings to generate lift and engines for thrust. Fixed-wing aircraft, such as airplanes, rely on forward motion to stay airborne, while rotary-wing aircraft, like helicopters, use rotating blades to achieve lift and maneuverability. Modern aircraft feature advanced navigation systems, lightweight materials, and efficient engines to enhance performance and safety. They serve various purposes, including passenger transport, cargo delivery, reconnaissance, and combat operations. From the Wright brothers' first flight to today's supersonic jets, aviation technology has continuously evolved, shaping global connectivity and defense capabilities. Aircraft remain a vital part of modern transportation and military strategy.