Isro Successfully Tests C25 Cryogenic Stage in Space During CMS-03 Mission

November 2, 2025 MTIMES 2 min read CMS-03 satellite, Gaganyaan, Indian space program, Isro C25 cryogenic stage, ISRO news, LVM-3 rocket, space technology, V Narayanan

The Indian Space Research Organisation (Isro) achieved a remarkable milestone during the CMS-03 satellite launch as it successfully tested the Isro C25 cryogenic stage in orbit. The announcement was made by Isro chief Dr. V. Narayanan, marking a historic first for India’s space program.

The in-orbit ignition of the indigenously developed cryogenic stage demonstrates Isro’s growing expertise in advanced propulsion systems. This technological success highlights India’s capability to enhance precision and efficiency in complex space missions.

Successful In-Orbit Test of Isro C25 Cryogenic Stage

During the CMS-03 mission, Isro ignited the thrust chamber of the Isro C25 cryogenic stage while in space, a critical step in testing the engine’s stability and performance under microgravity conditions. According to Dr. Narayanan, this milestone will significantly enhance India’s future launch capabilities by allowing precise satellite placement and complex mission configurations.

The C25 cryogenic stage, designed as the upper stage for the LVM-3 launch vehicle, will enable Isro to carry heavier payloads and deploy multiple satellites simultaneously, boosting operational flexibility for upcoming missions.

Paving the Way for Future Space Missions

Dr. Narayanan emphasized that the success of this test directly supports India’s ambitious projects such as the Gaganyaan human spaceflight mission and future Indian space station plans. The enhanced thrust and control will enable more accurate orbital insertions and reduce dependence on foreign propulsion systems.

This space-based test also validates years of ground-based trials, giving engineers confidence in the reliability of the indigenously built engine and advancing India’s cryogenic technology to the next level.

Strengthening India’s Position as a Space Power

The success of the CMS-03 mission and the C25 test underscores India’s growing stature in global space exploration. The achievement demonstrates cost-effective innovation, technological independence, and the ability to handle complex space operations with precision.

By mastering cryogenic propulsion, India not only reduces reliance on imported technology but also opens new possibilities for launching heavier communication satellites and deep-space missions.

Get Latest News Live on MTIMES along with Breaking News and Top Headlines, Political News and around The World.