Aerospace

thumb|Hubble Space Telescope over Earth (during the [[STS-109 mission)]] Astronautics (or cosmonautics) is the practice of sending spacecraft beyond Earth's atmosphere into outer space. Spaceflight is one of its main applications and space science is its overarching field.

thumb|Altitude is a vertical measurement between a reference datum and an object. Altitude is a distance measurement, usually in the vertical or "up" direction, between a reference datum and a point or object. The exact definition and reference datum varies according to the context (e.g., aviation, geometry, geographical survey, sport, or atmospheric pressure). Although the term altitude is commonly used to mean the height above sea level of a location, in geography the term elevation is often preferred for this usage.

thumb|NH90 TTH Caïman (EBU) at the [[Paris Air Show - Le Bourget 2025]] thumb|Air France, Airbus A380-861, F-HPJA thumb|Space Shuttle Atlantis|Space Shuttle Atlantis on a [[Shuttle Carrier Aircraft]]

popular defined boundary of outer space

thumb|upright=1.35|A view of the Earth's atmosphere with the Moon beyond Aerospace refers to the technology and industry involved with the atmosphere and outer space collectively. Aerospace activity is very diverse, with a multitude of commercial, industrial, and military applications. Aerospace engineering consists of aeronautics and astronautics. Aerospace organizations research, design, manufacture, operate, maintain, and repair both aircraft and spacecraft.

Indonesian space agency

wave pattern in supersonic exhaust

Japanese national research institute

agreement between a foreign supplier and a local company which requires the supplier to purchase goods from the local country in exchange for a contract.

geographical coordinate system for representing state vectors that is commonly used in aviation

Wikimedia list article

effects of aviation on the body

Wikimedia list article

Skydrol is a brand name of fire-resistant hydraulic fluid used in aviation and aerospace applications. It is a phosphate ester-based fluid that is known for its excellent fire resistance and ability to withstand extreme temperature and pressure conditions. It is manufactured by Solutia (now part of Eastman Chemical Company), and formerly manufactured by Monsanto. There are various lines of Skydrol including Skydrol 500B-4, Skydrol LD-4, and Skydrol 5.