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Science & TechnologySource: The Hindu

ISRO Gaganyaan Mission: Key Facts and Analysis

Friday, 22 May 2026
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Key Points

India's Gaganyaan Mission, led by the Indian Space Research Organisation (ISRO), marks a pivotal step in sending astronauts to space, showcasing advancements in space technology. This mission is crucial for UPSC aspirants, particularly for General Studies Paper 3, as it highlights India's scientific and technological capabilities. Last Updated: 22-05-2026

Key Facts About Gaganyaan Mission

  • The Gaganyaan Mission aims to send Indian astronauts into a 400-km low Earth orbit.
  • The spacecraft is equipped with an advanced Environmental Control and Life Support System (ECLSS) to ensure astronaut survival.
  • The mission is a short-duration endeavor, with supplies like oxygen and water transported from Earth.
  • The cabin maintains a strict temperature range of 20-26°C and a humidity level of 30-70%.
  • The cabin pressure is maintained at 101.3 kilopascals (kPa) to simulate Earth’s sea-level conditions.
  • Gaganyaan employs pressurized bladders for water management, preventing floating globules in microgravity.
  • Fire suppression systems use smoke detectors and fine water mist fire extinguishers to manage fires in microgravity.

India's Space Ambitions and Global Standing

The Gaganyaan Mission is a testament to India's growing capabilities in space exploration, aligning with the country's strategic goals of becoming a global leader in space technology. This mission enhances India's position in the international space community, contributing to economic growth and technological innovation. India's advancements in space technology are crucial for achieving self-reliance and enhancing national security.

UPSC Relevance

  • GS Paper 3: Science and Technology - Developments and their applications and effects in everyday life.
  • Prelims: Questions may focus on the technical aspects of the Gaganyaan Mission, such as the ECLSS and its components.
  • Mains: Analytical themes could include India's space policy, technological advancements, and their implications for national security.
  • Essay Paper: Topics related to India's space missions and their impact on global standing.

FAQ Section

  • What is the Gaganyaan Mission?
    The Gaganyaan Mission is an initiative by ISRO to send Indian astronauts into a 400-km low Earth orbit, marking India's entry into human spaceflight.
  • Why is the Gaganyaan Mission important?
    This mission is significant as it demonstrates India's advancements in space technology and contributes to the country's strategic and economic goals.
  • What are the key features of the Gaganyaan Mission?
    Key features include the Environmental Control and Life Support System (ECLSS), strict cabin temperature and pressure maintenance, and advanced fire suppression systems.

Detailed Coverage

  • Gaganyaan Mission aims for a 400-km low Earth orbit.
  • Equipped with an Environmental Control and Life Support System (ECLSS).
  • Short-duration mission with supplies transported from Earth.
  • Waste stored for later disposal.
  • Air Revitalisation System (ARS) provides fresh oxygen.
  • Removes carbon dioxide using lithium hydroxide canisters.
  • Maintains cabin temperature at 20-26°C.
  • Humidity controlled between 30-70%.
  • Cabin pressure maintained at 101.3 kPa.
  • Pressurized bladders used for water management.
  • Suction-based systems manage human waste in microgravity.
  • Fire suppression with smoke detectors and fine water mist.
  • Focus on astronaut safety in low Earth orbit.
  • ISRO's commitment to advancing space technology.
  • Further developments include DRDO's Drogue Parachute Test.
  • Significant step in India’s space exploration efforts.
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Practice Questions

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In the context of the Gaganyaan Mission, which advanced system is specifically designed to recreate Earth-like living conditions for astronauts by regulating essential life-support parameters such as air, water, temperature, and waste management in the harsh environment of space?