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25 Feb 2026·Source: The Hindu
4 min
Science & TechnologyNEWS

ISRO forms panel to investigate repeated PSLV failures

ISRO constitutes expert panel to investigate systemic issues behind PSLV failures.

ISRO forms panel to investigate repeated PSLV failures

Photo by SpaceX

The Indian Space Research Organisation (ISRO) has formed a committee, including K. Vijay Raghavan and S. Somanath, to investigate the repeated failures of the Polar Satellite Launch Vehicle (PSLV). This high-level panel will probe "systemic issues" and examine whether "organizational" problems contributed to the PSLV's recent setbacks. The investigation comes after the PSLV C62 mission failed on January 12 to deliver 16 satellites into their intended orbits, echoing the PSLV-C61 failure of May 18, 2025. The committee, comprised of experts external to ISRO, is expected to submit its findings to ISRO Chairman V. Narayanan by April.

This inquiry is crucial for maintaining India's reputation in the global space market and ensuring the reliability of its launch capabilities. The PSLV has been a workhorse for ISRO, and understanding the root causes of these failures is essential for future mission success. This news is relevant to UPSC exams, particularly in the Science and Technology section of GS Paper III.

Key Facts

1.

A committee including K. Vijay Raghavan and S. Somanath will investigate the PSLV failures.

2.

The committee will probe "systemic issues" and "organizational" problems.

3.

The PSLV C62 failed on January 12, failing to deliver 16 satellites into orbit.

4.

The PSLV-C61 failed on May 18, 2025.

5.

The committee members are external to ISRO.

UPSC Exam Angles

1.

GS Paper III (Science and Technology): Space technology, launch vehicles, ISRO's achievements and challenges.

2.

Prelims: Questions on PSLV specifications, mission types, and recent developments in India's space program.

3.

Mains: Discuss the significance of PSLV in India's space program and analyze the reasons for its recent failures. Suggest measures to improve the reliability of launch vehicles.

In Simple Words

India's space program uses rockets to launch satellites. Recently, some of these rockets have failed. Now, a special team is checking why, looking at both technical and management issues.

India Angle

Satellites help with things like weather forecasts, TV signals, and communication. If the rockets fail, it can affect these services and also delay important government projects.

For Instance

It's like when your local bus service keeps breaking down. People start asking if it's just bad luck or if there's something wrong with how the buses are maintained and managed.

Reliable space technology is important for India's development and security. Failures can cost money and delay progress in many areas that affect everyday life.

Rocket failures mean satellite delays, impacting services we rely on daily.

A committee including K. Vijay Raghavan and S. Somanath will probe "systemic issues" underlying the successive failures of ISRO’s Polar Satellite Launch Vehicle (PSLV).

The committee will investigate whether "organizational" problems may have played a role in the debacles involving the PSLV. On January 12, the PSLV C62 failed in its mission to deliver 16 satellites into orbit. This was similar to the May 18, 2025 failure of the PSLV-C61.

The committee members consist of experts who are external to the ISRO and are expected to table their findings to ISRO Chairman V. Narayanan before April.

Expert Analysis

The recent formation of an ISRO committee to investigate PSLV failures highlights the importance of understanding the complexities of space missions and the systems that support them. Several key concepts are crucial to understanding this news.

The Polar Satellite Launch Vehicle (PSLV) is a workhorse launch system for ISRO, designed to place satellites into polar orbits and low Earth orbits. Since its first launch in 1993, it has been used for numerous successful missions, including the Chandrayaan-1 and Mangalyaan missions. The recent failures of PSLV C62 and PSLV-C61, however, raise concerns about the reliability of this system and necessitate a thorough investigation to identify and rectify any underlying issues.

Systemic failures, as mentioned in the news, refer to failures that are not isolated incidents but rather stem from deeper, more pervasive issues within the organization or the system itself. These could include design flaws, manufacturing defects, quality control lapses, or even organizational inefficiencies. Identifying systemic failures requires a comprehensive investigation that goes beyond the immediate cause of the failure and examines the entire process from design to launch.

Organizational problems can also significantly impact the success of space missions. These problems may include communication breakdowns, lack of coordination between different teams, inadequate training, or even a lack of accountability. The ISRO committee will investigate whether such organizational issues played a role in the PSLV failures, highlighting the importance of effective management and leadership in complex technological endeavors.

For UPSC aspirants, understanding the PSLV, the concept of systemic failures, and the role of organizational factors in space missions is crucial. Questions may be asked in both prelims and mains exams about ISRO's launch capabilities, the causes of mission failures, and the measures taken to ensure the reliability of space programs. This news underscores the importance of studying India's space program and its challenges.

More Information

Background

The Polar Satellite Launch Vehicle (PSLV) has been a crucial component of India's space program since its inception in the 1990s. It was developed to provide India with an independent access to space, particularly for launching remote sensing satellites. Prior to the PSLV, India relied on foreign launch services, making its space program vulnerable to geopolitical factors. The PSLV's success over the years has made it a reliable and cost-effective launch vehicle for both Indian and international satellites. It has been used for a variety of missions, including Earth observation, communication, and scientific research. The recent failures of PSLV-C61 and PSLV C62, therefore, represent a significant setback for ISRO and raise concerns about the long-term reliability of the vehicle. Understanding the causes of these failures is critical for maintaining India's position in the global space market. The investigation by the ISRO committee will likely focus on identifying any design flaws, manufacturing defects, or operational errors that may have contributed to the incidents. The findings of the committee will be crucial for implementing corrective measures and ensuring the future success of PSLV missions.

Latest Developments

In recent years, ISRO has been focusing on developing new launch vehicles and technologies to enhance its space capabilities. The Small Satellite Launch Vehicle (SSLV), for example, is designed to launch smaller satellites into low Earth orbit, catering to the growing demand for small satellite launches. ISRO has also been working on the Gaganyaan program, India's first human spaceflight mission, which aims to send astronauts into space using the GSLV Mk III launch vehicle. The program has faced delays due to the COVID-19 pandemic, but ISRO is committed to achieving this milestone in the near future. The investigation into the PSLV failures comes at a time when ISRO is also preparing for several other major missions, including Chandrayaan-3 and Aditya-L1. The success of these missions is crucial for maintaining India's reputation as a leading spacefaring nation.

Frequently Asked Questions

1. Why is ISRO using an external committee instead of relying on its own scientists to investigate the PSLV failures?

Using an external committee brings impartiality and a fresh perspective to the investigation. External experts can identify 'systemic' and 'organizational' issues that internal teams might overlook due to familiarity or internal pressures. This approach enhances the credibility of the investigation and its findings.

2. What specific details about the PSLV failures could UPSC ask about in the Prelims exam?

UPSC could ask about the specific dates of the PSLV failures (January 12 for PSLV C62 and May 18, 2025 for PSLV-C61), the number of satellites the PSLV C62 failed to deliver (16), or the composition of the investigating committee (K. Vijay Raghavan and S. Somanath). They might also create a question that asks you to chronologically order the launches.

Exam Tip

Remember the dates and the number of satellites. Examiners often test factual recall in the Prelims. Pay attention to the composition of the committee; UPSC often includes unrelated names to confuse aspirants.

3. How do these PSLV failures affect India's standing in the global space market?

Repeated failures can damage India's reputation as a reliable and cost-effective launch provider, potentially leading to a loss of contracts and revenue. It also raises concerns about the quality control and reliability of Indian space technology.

4. What 'systemic' and 'organizational' issues might the committee be investigating?

Systemic issues could refer to flaws in the design, manufacturing, or testing processes of the PSLV. Organizational issues might involve problems with communication, coordination, or accountability within ISRO that contributed to the failures.

5. If a Mains question asks me to 'critically examine' the PSLV failures, what points should I include?

A 'critically examine' answer should include: * Acknowledging the PSLV's past successes and contributions to India's space program. * Highlighting the recent failures and their potential impact on India's space reputation. * Analyzing the possible causes of the failures, such as systemic or organizational issues. * Suggesting measures to prevent future failures and improve the reliability of the PSLV.

  • Acknowledging the PSLV's past successes and contributions to India's space program.
  • Highlighting the recent failures and their potential impact on India's space reputation.
  • Analyzing the possible causes of the failures, such as systemic or organizational issues.
  • Suggesting measures to prevent future failures and improve the reliability of the PSLV.
6. What is the difference between PSLV, GSLV Mk III, and SSLV, and why are there so many different launch vehicles?

Each launch vehicle is designed for different payload capacities and orbital requirements. PSLV is for medium-lift missions to lower orbits, GSLV Mk III is for heavier payloads and geostationary orbits (and is being used for the Gaganyaan mission), and SSLV is for small satellites and low Earth orbits. Having multiple launch vehicles allows ISRO to cater to a wider range of customer needs and mission types.

7. How does this investigation into PSLV failures relate to the Gaganyaan program?

While the PSLV is not directly used for the Gaganyaan mission (GSLV Mk III is), ensuring the reliability of all launch vehicles is crucial for maintaining confidence in India's space program as a whole. Addressing the systemic issues identified in the PSLV failures can prevent similar problems from affecting the Gaganyaan mission.

8. What strategic options does India have to ensure the reliability of its space launches?

India can: * Increase investment in quality control and testing procedures. * Enhance collaboration between ISRO and private sector companies to leverage expertise and resources. * Focus on developing redundancy and backup systems for critical components. * Promote a culture of transparency and accountability within ISRO to address organizational issues.

  • Increase investment in quality control and testing procedures.
  • Enhance collaboration between ISRO and private sector companies to leverage expertise and resources.
  • Focus on developing redundancy and backup systems for critical components.
  • Promote a culture of transparency and accountability within ISRO to address organizational issues.
9. Which General Studies paper is this news most relevant to, and from what angle?

This news is most relevant to GS Paper 3 (Science and Technology). The angle is about India's achievements and failures in space, the impact on the space economy, and the need for robust quality control in strategic sectors.

10. What is the likely impact of these failures on the development of India's private space sector?

The impact could be mixed. On one hand, failures might make private investors more cautious. On the other hand, it could create opportunities for private companies to offer solutions for quality control, testing, and component manufacturing, potentially accelerating the growth of the private space sector.

Practice Questions (MCQs)

1. Consider the following statements regarding the Polar Satellite Launch Vehicle (PSLV): 1. It is primarily designed to launch satellites into geostationary orbits. 2. It has been used for missions like Chandrayaan-1 and Mangalyaan. 3. The PSLV C62 mission successfully deployed 16 satellites into their intended orbits in January 2026. Which of the statements given above is/are correct?

  • A.1 and 2 only
  • B.2 only
  • C.1 and 3 only
  • D.1, 2 and 3
Show Answer

Answer: B

Statement 1 is INCORRECT: PSLV is designed to launch satellites into polar orbits and low Earth orbits, not geostationary orbits. Statement 2 is CORRECT: PSLV has been used for missions like Chandrayaan-1 and Mangalyaan. Statement 3 is INCORRECT: The PSLV C62 mission failed to deploy the satellites into their intended orbits on January 12.

2. Which of the following factors could contribute to 'systemic failures' in a space mission, as highlighted in the context of the ISRO investigation? 1. Design flaws in the launch vehicle 2. Manufacturing defects in satellite components 3. Organizational inefficiencies within ISRO Select the correct answer using the code given below:

  • A.1 only
  • B.2 only
  • C.1 and 3 only
  • D.1, 2 and 3
Show Answer

Answer: D

All the given factors can contribute to systemic failures. Design flaws can lead to faulty launches. Manufacturing defects can cause satellite malfunction. Organizational inefficiencies can hinder effective mission management and execution.

3. Assertion (A): ISRO has formed a committee to investigate the failures of PSLV-C61 and PSLV C62. Reason (R): The PSLV is no longer a reliable launch vehicle for deploying satellites. In the context of the above statements, which one of the following is correct?

  • A.Both A and R are true and R is the correct explanation of A
  • B.Both A and R are true but R is NOT the correct explanation of A
  • C.A is true but R is false
  • D.A is false but R is true
Show Answer

Answer: C

Assertion A is true as ISRO has indeed formed a committee to investigate the PSLV failures. However, Reason R is false. While there have been recent failures, the PSLV has historically been a reliable launch vehicle, and the investigation aims to restore its reliability.

Source Articles

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About the Author

Richa Singh

Science Policy Enthusiast & UPSC Analyst

Richa Singh writes about Science & Technology at GKSolver, breaking down complex developments into clear, exam-relevant analysis.

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