Isro Launches 4.4-Tonne Heaviest Communication Satellite On LVM3

Sriharikota (AP): In a historic move, LVM3–M5, has taken off from Sriharikota, carrying the heaviest communication satellite, CMS-03, on Sunday. The launch of took place on LVM3-M5 rocket, which is called as ‘Bahubali’ of Indian rockets, from Sriharikota at 5:26 pm IST.

What ISRO wrote on social media?

Sharing the same on X, ISRO wrote, “Liftoff! #LVM3M5 launches #CMS03 from SDSC SHAR, carrying India’s heaviest communication satellite to GTO.” Meanwhile, in another post, it wrote, “LVM3-M5/CMS-03 Mission Update: CMS-03 separated successfully. Perfect injection.”

Liftoff! #LVM3M5 launches #CMS03 from SDSC SHAR, carrying India’s heaviest communication satellite to GTO.

Youtube URL:https://t.co/gFKB0A1GJE

For more Information Visithttps://t.co/yfpU5OTEc5

— ISRO (@isro) November 2, 2025

What ISRO chief Dr V Narayanan said?

After the launch, ISRO chief Dr V Narayanan said, “LVM3-M5 successfully injected into the required orbit precisely. This is the 8th consecutive successful launch by LVM3. CMS-03 is the heaviest satellite placed in GTO orbit. The vehicle performance was enhanced to increase its payload capacity by 10 per cent.”

He continue to add, “The satellite has a life of 15 years and carries a host of new technologies. We accomplished this mission despite the difficult weather conditions. The launch also had the reignition of the C20 cryogenic engine for the first time after placing the satellite. This will help in placing satellites in multiple orbits using LVM3.”

What Indian Navy said on CMS-03 launch?

Commenting on the same, the Indian Navy said, “This satellite is India's heaviest communication satellite to date, weighing approximately more than 4,400 kg, and includes many indigenous state-of-the-art components developed specifically to meet the Indian Navy’s operational requirements.”

What Prime Minister Narendra Modi said?

On this achievement of ISRO, Prime Minister Narendra Modi congratulated ISRO. He took to his X and wrote, ''Our space sector continues to make us proud! Congratulations ISRO on the successful launch of India’s heaviest communication satellite, CMS-03. Powered by our space scientists, it is commendable how our space sector has become synonymous with excellence and innovation. Their successes have furthered national progress and empowered countless lives.''

Here is PM Modi's Social Media post

Our space sector continues to make us proud!

Congratulations ISRO on the successful launch of India’s heaviest communication satellite, CMS-03.

Powered by our space scientists, it is commendable how our space sector has become synonymous with excellence and innovation. Their…

— Narendra Modi (@narendramodi) November 2, 2025