Will set up temporary space tracking terminal on Cocos Keeling to support India’s Gaganyaan: Aus PM
The Australian government announced that a temporary space tracking terminal will be commissioned on the Cocos (Keeling) Islands to support India's Gaganyaan human spaceflight programme
The terminal is intended to extend real-time tracking coverage of the Gaganyaan crew module, particularly over the Indian Ocean, during ascent and re-entry phases of upcoming test flights
The announcement came alongside continuing bilateral engagement between India and Australia on space and technology cooperation
Separately, ISRO completed the fifth Integrated Main Parachute Airdrop Test (IMAT-05) for the Gaganyaan crew module at the Aerial Delivery Research and Development Establishment in Sheopur, Madhya Pradesh, a milestone toward qualifying the system for the uncrewed G1 mission
India has also indicated longer-term ambitions to establish its own space station as part of its human spaceflight roadmap
Ground Tracking Infrastructure for Human Spaceflight
Human-rated space missions require near-continuous tracking, telemetry and command coverage during the most safety-critical mission phases — launch/ascent and re-entry/splashdown — because these are the phases with the highest risk of anomaly. A single country's ground stations typically cannot cover an entire orbital ground track, which is why international tracking-station partnerships are a standard feature of both robotic and crewed missions.
Key Details
- ISRO's ground segment for tracking, telemetry and command is operated by ISTRAC (ISRO Telemetry, Tracking and Command Network), established in 1976
- ISTRAC already operates overseas ground stations, including at Mauritius, Brunei and Biak (Indonesia), in addition to domestic stations
- The proposed Cocos (Keeling) Islands terminal would add Indian Ocean coverage relevant to the crew module's descent and splashdown zone, complementing existing domestic and overseas ISTRAC nodes
- Comparable international precedents include NASA's Deep Space Network (US, Spain, Australia) and multi-nation tracking-support arrangements used for Apollo-era and current human spaceflight missions
The Cocos Islands terminal is a ground-segment addition specifically to extend tracking coverage for Gaganyaan's Indian Ocean flight corridor, illustrating why human spaceflight programmes rely on international tracking partnerships rather than purely domestic infrastructure.
Gaganyaan Mission Architecture and the G1 Uncrewed Precursor Flight
Gaganyaan is India's human spaceflight programme, intended to demonstrate an indigenous capability to send astronauts to low Earth orbit and return them safely. Before any crewed flight, ISRO is conducting uncrewed precursor missions — beginning with G1 — to validate the crew module, life-support systems, and recovery systems without risking human life.
Key Details
- G1 is planned to carry ISRO's humanoid robot Vyommitra and an unpressurised model of the Environmental Control and Life Support System (ECLSS), rather than astronauts
- The IMAT series of parachute airdrop tests (now at test number five) is one of several parallel qualification tracks — alongside crew escape system and life-support tests — that must be completed before G1 can fly
- The G1 uncrewed flight timeline has seen successive revisions; as of mid-2026, ISRO has indicated the launch window is still being firmed up as qualification testing continues
- The eventual crewed flight is designated H1, to follow after uncrewed test flights G1 and G2
The tracking terminal announcement was made in the same period as the IMAT-05 test, reflecting how Gaganyaan progress spans both hardware qualification (parachutes, life support) and ground-infrastructure preparation (tracking coverage) in parallel.
India-Australia Space and Technology Cooperation
India and Australia have progressively expanded bilateral cooperation in space and critical technologies as part of their Comprehensive Strategic Partnership, elevated in 2020. Space cooperation sits alongside other pillars of the relationship, including critical minerals, defence, and trade.
Key Details
- India-Australia ties were upgraded to a Comprehensive Strategic Partnership in June 2020
- Space cooperation between the countries has included agreements on satellite tracking and space situational awareness in recent years, building on ISRO's existing use of Australian territory (including prior use of facilities near Australia) for satellite and launch support
- The Cocos (Keeling) Islands are an Australian external territory in the Indian Ocean, strategically located southwest of India's Sriharikota spaceport, making them geographically suited to cover the Bay of Bengal/Indian Ocean ascent and re-entry corridor
- Bilateral space cooperation is distinct from multilateral frameworks such as the Quad's space-focused working groups, though both contribute to India's expanding international space partnerships
The tracking terminal is a concrete, mission-specific outcome of the broader India-Australia strategic partnership, showing how bilateral relationships translate into tangible support for India's flagship human spaceflight programme.
- New facility: temporary space tracking terminal, Cocos (Keeling) Islands (Australian external territory, Indian Ocean)
- Purpose: extend tracking coverage for Gaganyaan crew module during ascent/re-entry, particularly over the Indian Ocean
- ISTRAC established: 1976; existing overseas stations include Mauritius, Brunei, Biak (Indonesia)
- IMAT-05 (parachute test) location: ADRDE facility, Sheopur, Madhya Pradesh
- G1: first uncrewed Gaganyaan test flight, to carry humanoid robot Vyommitra and an ECLSS engineering model (no astronauts)
- India-Australia Comprehensive Strategic Partnership: established June 2020
- India's long-term human spaceflight roadmap includes an indigenous space station beyond the initial Gaganyaan crewed missions