Sortie is a term for deployment or dispatch of one military unit, be it of aircraft, ship or, in older times, of columns of troops from a fort. A ship /ʃɪp/ is a large vessel that floats on water Ships are generally distinguished from Boats based on size The unit usually has a purpose of accomplishing a specific mission, whether alone or with other aircraft or vessels.

Siege warfare

In siege warfare, a sortie, or sudden issuing of troops against the enemy from a defensive position, can be launched against the besiegers by the defenders. If the sortie is through a sally port, either to sortie or to sally can be used. The primary modern meaning for sally port is a small controlled space with two doors

Military aviation

In military aviation, it is used to indicate the total usages of individual machines, so that (for example) one mission involving six aircraft would tally six sorties. Military aviation is the use of Aircraft and other flying machines for the purposes of conducting or enabling warfare including national airlift ( Cargo) capacity

The use of the term for military aircraft originated in naval usage. In French, sortie literally means "exit". French ( français,) is a Romance language spoken around the world by 118 million people as a native language and by about 180 to 260 million people It has evolved to mean a short period of conflict, as in the time when the vehicles and vessels are away from their carrier or local berth.

Spaceflight

In spaceflight, especially for NASA's upcoming Constellation Program, the term sortie has been coined for a flight of the Orion spacecraft beyond the confluence of low-Earth orbit, such as a flight to the Moon or to the Sun-Earth L₂ Lagrange Point. The National Aeronautics and Space Administration ( NASA, ˈnæsə is an agency of the United States government, responsible for the nation's public space program Orion is a Spacecraft design currently under development by the United States space agency NASA. A Low Earth Orbit (LEO is generally defined as an Orbit within the locus extending from the Earth’s surface up to an altitude of 2000 km This term was not used by NASA for the nine Apollo flights that flew by, orbited, or landed on the Moon between 1968 and 1972. Year 1968 ( MCMLXVIII) was a Leap year starting on Monday (link will display full calendar of the Gregorian calendar. Year 1972 ( MCMLXXII) was a Leap year starting on Saturday (link will display full calendar of the Gregorian calendar.

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