ISRO Missions and Discoveries

LVM-3: the ISRO Rocket


From UPSC perspective, the following things are important :

Prelims level: LVM3

Mains level: NA


Central Idea

  • ISRO is scheduled to launch the Chandrayaan 3 mission on July 14.
  • The mission will be carried out using the LVM-3 configuration.
  • The GSLV is used for heavier payloads and higher orbits, with the most powerful configuration known as LVM-3.
Soon a comprehensive article about Chandrayaan 3 would be released!


LVM3: Unlocking New Frontiers of Space Exploration

  • Expendable Space Launch Vehicle: LVM3 is an expendable space launch vehicle meticulously crafted by ISRO.
  • Purpose: Its primary objective is to deploy satellites and space objects into Geosynchronous Transfer Orbits (GTO).
  • Launch History: ISRO successfully launched the first LVM3 on April 18, 2001, and has accomplished a total of 13 launches to date.
  • Impressive Specifications: With a lift-off mass of 420 tonnes, LVM3 demonstrates its robustness in handling complex missions.

Stages of LVM3: Powering the Journey to Orbit

First Stage:

  • S139 Solid Booster: The initial stage of LVM3 features the S139 solid booster, armed with 138 tonnes of propellant.
  • Liquid Strap-on Motors: Additionally, it incorporates four liquid strap-on motors, each carrying 40 tonnes of propellant.

Second Stage:

  • Liquid Engine: The second stage of LVM3 is equipped with a liquid engine, propelling the vehicle with 40 tonnes of liquid propellant.

Third Stage:

  • Cryogenic Upper Stage (CUS): LVM3 showcases its technological prowess with the indigenously built CUS, capable of accommodating 15 tonnes of cryogenic propellants.

Back2Basics: Sattelite Launch Vehicles


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