// ORBITAL LOGISTICS AND PROPULSION TERM

Burn

A period when a spacecraft's engines are firing to change its velocity or trajectory. It's how satellites move from one orbit to another or adjust their path.

Burn — illustration from Wikipedia
Image via Wikipedia

TECHNICAL DEFINITION

A burn refers to the controlled firing of a spacecraft's propulsion system to impart a specific change in velocity (delta-V), executing orbital maneuvers such as orbit insertion, station-keeping, or trajectory correction.

BACKGROUND

Skyroot Aerospace Private Limited is a private Indian aerospace manufacturer and commercial launch service provider headquartered in Hyderabad, Telangana. The company was founded by former engineers and scientists from ISRO.

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SYNONYMS & ALIASES

  • Engine firing
  • Thrusting
  • Maneuver
  • Propulsive maneuver

USAGE NOTE

Mission controllers carefully plan and execute burns to place satellites into their operational orbits.

DEVELOPERS

Organizations developing technology related to Burn.

  • SpaceX

    Designs, manufactures, and launches advanced rockets and spacecraft. Their Falcon and Starship vehicles utilize multiple engine burns for launch, orbital insertion, and in-space maneuvers.

  • Blue Origin

    Develops rocket engines (BE-3, BE-4) and launch vehicles (New Shepard, New Glenn) which perform powerful engine burns for suborbital and orbital spaceflight.

  • Aerojet Rocketdyne

    A leading developer and manufacturer of advanced propulsion systems for launch vehicles, satellites, and strategic missiles, directly providing the engines that perform 'burns' for spaceflight.

  • Rocket Lab

    Develops the Electron small satellite launch vehicle and the Photon spacecraft platform, both featuring advanced propulsion systems and engine burns for various mission profiles, including orbital transfers.

  • United Launch Alliance (ULA)

    Operates the Atlas V, Delta IV, and Vulcan Centaur launch vehicles, which employ sophisticated multi-stage engine burns to deliver payloads to a variety of orbital destinations.

  • ArianeGroup

    Joint venture between Airbus and Safran, responsible for the development and production of Ariane launch vehicles and their propulsion systems (e.g., Vulcain, Vinci engines) for orbital insertion burns.

  • NASA

    Conducts extensive research and development in propulsion technologies and designs missions that rely on precise and powerful engine burns for launch (e.g., Space Launch System), orbital maneuvers, and deep space exploration.

  • Northrop Grumman

    Develops solid rocket boosters for space launch vehicles (e.g., SLS) and various liquid and solid propulsion systems for satellites and other spacecraft, all involving controlled engine burns.

  • Relativity Space

    Utilizes 3D printing to manufacture entire rocket structures and engines (Aeon engines) for their Terran 1 and Terran R launch vehicles, performing burns for orbital launches.

  • Impulse Space

    Specializes in orbital maneuvering vehicles (OMVs) and in-space propulsion, directly focused on performing efficient and precise 'burns' to transport satellites to their target orbits or to lunar and planetary destinations.

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