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Current Affairs


Date : Dec 07, 2021

Description :



Topic à Scientific Interventions related issues


  • Context:


  • The upper stage of Skyroot Aerospace's Vikram-2 launch vehicle was demonstrated.
  • The cryogenic rocket engine is 3D printed and manufactured entirely in India.
  • It was named after Satish Dhawan, the third chief of the Indian Space Research Organization (ISRO). He was a pioneer in India's development of improved launch capability.


  • About the Vikram's Rocket:


  • Vikram Rocket is named after Indian space pioneer Vikram Sarabhai, who launched the country's ambitious space programme.
  • He was also involved in cutting-edge nuclear research.
  • The rocket is powered by a mixture of Liquefied Natural Gas (LNG), which is more than 90% methane. Liquid Natural Gas and Liquid Oxygen are used together.
  • It is known as "Methalox" in its combined form, which forms a cryogenic rocket fuel.
  • The combination gives high performance while remaining low-cost. The fuel is safe for the environment.
  • As a result, Skyroot Aerospace engineers have called this fuel "Fuel of the Future."


  • About the Dhawan-1 Engine:


  • The vacuum thrust of the Dhawan-1 engine is approximately 1.5kN.
  • At Solar Industries in Nagpur, the engine was put to the test on a specially built testbed.
  • The engine is part of the Vikram-2 launch vehicle's upper stage.
  • It makes use of LNG and LOX, two environmentally favourable fuels.
  • It's completely 3D printed. Satish Dhawan's name has been given to the engine.


  • About the Satellite Pixxel 1:


  • In 2022, the Pixxel 1 satellite will be launched.
  • It will be the first private satellite in a low-Earth-orbit Earth-observation constellation.


  • Source à The Hindu à 06/12/21 à Page Number 8

Tags : satish dhawan, Pixxel 1

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