ISRO Taking Steps to Mitigate Space Debris From LEO Satellites

Dr. Jitendra Singh, Minister of State in the Prime Minister’s Office, stated yesterday that the Indian Space Research Organisation (ISRO) is actively addressing the growing concern of space debris accumulation caused by the proliferation of Low Earth Orbit (LEO) satellite constellations. The statement, released through the Press Information Bureau (PIB), emphasized that ISRO is implementing “all possible steps” to mitigate and prevent the environmental hazards posed by these constellations, which are increasingly deployed for global internet services (PIB).

The proliferation of LEO satellite constellations—clusters of satellites operating at altitudes below 2,000 kilometers—has raised alarms among space agencies worldwide due to their potential to exacerbate orbital debris. Collisions between defunct satellites and other objects in LEO can generate fragments that travel at speeds exceeding 27,000 kilometers per hour, posing risks to operational spacecraft and crewed missions. ISRO’s acknowledgment of the issue aligns with global efforts to regulate the sustainability of outer space, though the agency has not yet disclosed specific measures it is pursuing (PIB).

LEO constellations, such as those launched by private companies for broadband internet provision, have expanded rapidly in recent years. While they offer transformative potential for global connectivity, their dense deployment increases the likelihood of accidental collisions and the creation of debris fields. Dr. Singh’s statement underscores ISRO’s recognition of this dual challenge: balancing the benefits of satellite technology with the imperative to preserve the space environment. The PIB release noted that ISRO is “seized of the issue,” a bureaucratic term indicating active consideration and prioritization (PIB).

Historically, India has advocated for responsible space utilization, including adherence to international guidelines for debris mitigation. In 2019, ISRO successfully tested a technology demonstration to deorbit a satellite using a chaser spacecraft, signaling its commitment to active debris removal. However, the scale of the current LEO constellation boom—over 5,000 satellites are now operational in LEO, compared to fewer than 2,000 a decade ago—has intensified calls for more robust regulatory frameworks and technological solutions (PIB).

The statement from Dr. Singh did not specify whether ISRO plans to propose new domestic policies, collaborate internationally, or invest in debris-removal technologies. It also did not address timelines for implementing mitigation strategies. As space debris remains a global challenge requiring multilateral cooperation, observers note that India’s role as a growing space power positions it to influence international norms and innovations in sustainable space practices (PIB).

For now, ISRO’s exact roadmap for addressing LEO-related debris remains undisclosed, leaving questions about the scope and urgency of its actions. The agency’s next steps will be closely watched as the international community grapples with ensuring the long-term viability of Earth’s orbit.