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Thursday, December 25, 2025

ISRO BlueBird Block-2, India's Heaviest Communication Satellite, Lifts Off - Latest Current Affairs 2025

The Indian Space Research Organisation (ISRO) on Wednesday launched BlueBird Block-2, a next-generation communication satellite, aboard the LVM3-M6 mission using India’s heavy-lift rocket, popularly known as “Bahubali”. Best Book for Current Affairs & General Knowledge Preparation


Weighing 6,100 kg, BlueBird Block-2 is the heaviest payload ever placed into Low Earth Orbit (LEO) by the LVM3 launcher.


The earlier record was held by the LVM3-M5 Communication Satellite-03, which weighed around 4,400 kg and was launched on 2 November into Geosynchronous Transfer Orbit (GTO).


Standing 43.5 metres tall, the LVM3—also designated GSLV Mk III—is a three-stage launch vehicle equipped with a cryogenic upper stage developed by ISRO’s Liquid Propulsion Systems Centre.


The BlueBird Block-2 mission forms part of a global LEO satellite constellation aimed at enabling direct-to-mobile connectivity.


The system is designed to support 4G and 5G voice and video calls, messaging, streaming, and data services worldwide.


The satellite carries a 223 square metre phased-array antenna, making it the largest commercial communication satellite deployed in Low Earth Orbit at an altitude of approximately 600 km.


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