landing legs

Rocket descent supports

Landing legs are the extendable supports on a spacecraft or rocket that deploy before touchdown to keep the vehicle upright on the surface.

The term gained prominence with reusable rocket technology: The Falcon 9's landing legs extended seconds before touchdown.

Semi-trailers also have landing legs—retractable supports that hold the front end up when detached from the tractor.

Related

rocket · falcon · supports · retractable · descent · lunar · module · thrusters · stabilizers · shock absorbers · hydraulic · deploy · extend · cushion · impact · touch down · surface · spider

Opposites
landing gear type

landing legswheels

Circular rotation devices

skids · pontoons · floats · runners · parachute

mission phase function

landing legsbooster rockets

Auxiliary engines for liftoff

Family

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Familiarity
Top 500,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G