// ORBITAL LOGISTICS AND PROPULSION TERM

Landing Gear

The undercarriage of an aircraft or spacecraft, consisting of wheels, skids, or floats, used for takeoff, landing, and ground maneuvering.

TECHNICAL DEFINITION

The structural system of an aircraft or spacecraft, typically comprising wheels, struts, shock absorbers, and braking mechanisms, designed to support the vehicle on the ground, absorb landing impact, and facilitate taxiing, takeoff, and landing operations.

BACKGROUND

Axiom Space, Inc., is an American privately funded space infrastructure developer headquartered in Houston, Texas.

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SYNONYMS & ALIASES

  • Undercarriage
  • Gear
  • Retraction System
  • Skids

USAGE NOTE

Robust landing gear is essential for repeated use of reusable launch vehicles and aircraft.

DEVELOPERS

Organizations developing technology related to Landing Gear.

  • Safran Landing Systems

    A world leader in aircraft landing and braking systems, designing, developing, manufacturing, and supporting landing gear for commercial and military aircraft.

  • Collins Aerospace (RTX)

    A major provider of aerospace and defense products, including comprehensive landing gear systems and components for various aircraft types.

  • Héroux-Devtek

    A leading international manufacturer of landing gear and actuation systems for the aerospace market, serving commercial, military, and business jet segments.

  • Liebherr-Aerospace

    Develops, manufactures, and services integrated landing gear systems and components for various aerospace applications, including large commercial aircraft.

  • Triumph Group

    A global leader in supplying aerostructures, aircraft components, accessories, subassemblies, and systems, including complex landing gear assemblies and components.

  • SpaceX

    Designs and develops advanced landing legs and systems for its reusable Falcon 9 rockets and Starship spacecraft, enabling vertical takeoffs and landings.

  • Blue Origin

    Developing reusable rocket technology, including sophisticated landing systems for its New Shepard and New Glenn rockets, as well as lunar landers.

  • NASA

    Conducts research and develops innovative landing technologies for spacecraft, planetary landers, and future aerospace vehicles, focusing on safety and advanced capabilities.

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