India and Japan in Space: ISRO, Gaganyaan, JAXA, H3 — 2026-09-08
ISRO Chairman V. Narayanan has reaffirmed the target for the first uncrewed Gaganyaan mission by the end of 2026, following the successful GSLV-F17 launch of the EOS-05 satellite. Meanwhile, JAXA is finalizing preparations for the October 20, 2026, launch of the Martian Moons eXploration (MMX) mission aboard an H3 rocket.
India and Japan in Space: ISRO, Gaganyaan, JAXA, H3 — 2026-09-08
Top developments
ISRO Reaffirms End-2026 Target for Uncrewed Gaganyaan
ISRO Chairman V. Narayanan confirmed on September 4 that the first uncrewed Gaganyaan mission remains targeted for launch before the end of 2026. The agency has completed over 8,000 tests for the human-rated LVM3 rocket and plans three uncrewed missions before the crewed flight. This reaffirmation comes after previous delays pushed the original 2022 and 2025 targets, signaling renewed confidence in the program's schedule for India's first human spaceflight.
Successful GSLV-F17 Launch Breaks GISAT Jinx
On September 4, ISRO successfully launched the EOS-05 (GISAT-1A) Earth observation satellite using the GSLV-F17 rocket from Sriharikota. The mission placed the satellite into its intended geosynchronous transfer orbit, marking a critical success after previous failures with the GISAT series. This launch restores confidence in the GSLV Mk II's reliability and clears the path for upcoming navigation and communication satellite deployments planned for the current fiscal year.
JAXA Confirms October 20 Launch for MMX Mission
JAXA has officially scheduled the launch of the Martian Moons eXploration (MMX) spacecraft for October 20, 2026, at 04:41:03 JST from the Tanegashima Space Center. The mission will be carried by the H3 rocket's 10th flight (H3 F10) and aims to collect samples from Phobos, one of Mars' moons. If successful, this will be the first mission to return material from the Martian system to Earth, with samples expected back in 2031.
Local view
Hindi-language media outlets have focused heavily on the strategic implications of the EOS-05 launch, describing it as a "naughty boy" that will monitor adversary activities and aid in disaster management. Aaj Tak highlighted the satellite's ability to observe India's borders from 36,000 kilometers away, emphasizing its dual-use potential for national security.
In Japan, Zaikei Shimbun and CNET Japan are reporting on the historic nature of the MMX mission, noting it as the world's first attempt to return sand from Phobos. The local coverage highlights the tight launch window and the significance of the H3 rocket's role in enabling deep-space exploration capabilities.
Context & numbers
ISRO is targeting eight launch vehicle missions and the realization of 12 satellites during the current financial year. The agency has also dismissed speculation that EOS-05 is solely a spy satellite, positioning it as a key asset for disaster management and agricultural monitoring.
India's private space sector continues to grow, with DPIIT data showing around 440 space startups. Recent data indicates private investment in the sector has risen six-fold to $618 million, with 18 startups receiving specific authorizations and support from IN-SPACe.
On the radar
- NVS-03 Launch: ISRO has confirmed six more launches for this fiscal year, including the NVS-03 NavIC navigation satellite, which is expected to follow the EOS-05 success.
- US-India Moon Collaboration: US Ambassador Sergio Gor recently emphasized the desire for closer ISRO-NASA collaboration on lunar bases, referencing the Artemis Accords signed by India in 2023.
- Shubhanshu Shukla’s Comments: Astronaut Shubhanshu Shukla stated that international collaboration remains essential for India's future Bharatiya Antariksh Station and lunar landing missions, reinforcing the need for partnerships with agencies like JAXA and NASA.
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