Aerospace navigation refers to the methods and technologies used to determine the position and course of aircraft and spacecraft. It involves various systems, including GPS (Global Positioning System), inertial navigation systems, and radio navigation aids, which help pilots and astronauts accurately navigate through the air and space. Effective aerospace navigation is crucial for safety and efficiency in aviation and space travel. It allows for precise route planning, altitude management, and real-time adjustments during flight. By utilizing advanced tools and techniques, aerospace navigation ensures that vehicles reach their destinations safely and on time.