// ORBITAL LOGISTICS AND PROPULSION TERM

Combustion

Combustion is the rapid chemical reaction, usually involving oxygen, that produces heat and light, like burning fuel in a rocket engine.

Combustion — illustration from Wikipedia
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TECHNICAL DEFINITION

Combustion is a high-temperature exothermic redox chemical reaction between a fuel and an oxidant, typically oxygen, producing heat, light, and gaseous products, which in rocket engines generates the high-velocity exhaust required for thrust.

BACKGROUND

The RS-25, also known as the Space Shuttle Main Engine (SSME), is a liquid-fuel cryogenic rocket engine that was used on NASA's Space Shuttle and is used on the Space Launch System.

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SYNONYMS & ALIASES

  • Burning
  • Ignition
  • Oxidation
  • Detonation

USAGE NOTE

Efficient combustion of propellants is crucial for rocket engine performance.

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