Model Answer

GS3

Science & Technology

15 marks

"Reusable launch vehicle technology is transforming the economics and geopolitics of space exploration." Discuss its significance in the emerging global space race and examine its implications for India's space programme.

China's successful recovery of an orbital-class reusable rocket marks a major milestone in the global space race. Reusable launch systems have the potential to significantly reduce launch costs, increase launch frequency and reshape the strategic balance in outer space.

Significance of reusable launch vehicles

  1. Lower launch costs – Reusing rocket boosters reduces manufacturing costs, making space missions more affordable.
  2. Higher launch frequency – Faster turnaround enables frequent launches for satellites, cargo and human missions. e.g.: SpaceX has demonstrated rapid booster reuse.
  3. Commercial space growth – Cost-effective launches promote satellite communication, Earth observation and space-based services.
  4. Strategic advantage – Reusable rockets enhance national capabilities in defence, surveillance and space-based infrastructure.
  5. Deep-space exploration – Lower launch costs make lunar, Martian and interplanetary missions more economically viable.
  6. Technological leadership – Mastery of reusable launch systems reflects advanced capabilities in propulsion, materials and autonomous landing technologies.
  7. Intensifies global competition – China's breakthrough signals a more competitive and multipolar space ecosystem beyond U.S. dominance.

Implications for India

  1. Reduce mission costs – Reusable systems can improve the commercial competitiveness of ISRO's launch services.
  2. Support Gaganyaan and future missions – Lower launch costs can facilitate sustained human spaceflight and lunar exploration.
  3. Boost the private space sector – Indian start-ups can leverage reusable technologies for commercial launch services.
  4. Strengthen strategic autonomy – Indigenous launch capability reduces dependence on foreign launch providers for critical missions.
  5. Expand satellite deployment – Affordable launches will support communication, navigation, weather forecasting and disaster management.

Way Forward

  1. Accelerate RLV development – Build upon ISRO's Reusable Launch Vehicle (RLV) programme through demonstration and commercial deployment.
  2. Promote public-private collaboration – Encourage start-ups through IN-SPACe, NSIL and technology transfer for reusable launch systems.
  3. Invest in next-generation technologies – Focus on reusable propulsion, autonomous landing systems and advanced materials to remain globally competitive.

Reusable launch vehicles are redefining access to space by making it cheaper, faster and more sustainable. For India, developing indigenous reusable launch capability will be crucial for strengthening its position as a leading space power in an increasingly competitive and commercialised space economy.

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