Technology & Science
ISRO’s LVM3-M6 Lofted AST SpaceMobile’s 6.1-ton BlueBird Block-2, Largest Direct-to-Phone Satellite
At 08:55 IST on 24 Dec 2025, India’s heavy-lift LVM3 placed the 6,100 kg BlueBird Block-2 into 520 km LEO, inaugurating the first U.S. mega-antenna spacecraft capable of delivering 4G/5G service straight to unmodified smartphones worldwide.
Focusing Facts
- BlueBird Block-2 deployed a 223 m² phased-array antenna, the biggest commercial communications array ever unfolded in low Earth orbit.
- Its 6,100 kg launch mass broke the previous Indian record of 4,400 kg, becoming the heaviest payload ever launched from Indian soil.
- The mission preserved LVM3’s flawless 8-for-8 record since 2017 and was its third fully commercial flight handled by NSIL.
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