•  The satellite was built by United States of America (USA)-based AST SpaceMobile Inc.,under a commercial agreement with NewSpace India Limited (NSIL), a commercial arm of ISRO.

• What? Launch of BlueBird Block-2 satellite
• From: Satish Dhawan Space Centre, Sriharikota, AP
• By Whom? ISRO, NewSpace India Ltd (NSIL)
• Launch Vehicle: LVM3-M6 (Geosynchronous Satellite Launch Vehicle MkIII)
• Client: AST SpaceMobile Inc, USA
• Orbit: Low Earth Orbit (LEO), ~600 km altitude
• Payload Weight: 6,100 kg (heaviest payload in LVM3 history)
• Significance: Largest commercial communication satellite deployed in LEO; first dedicated commercial mission under NSIL
• Purpose: To provide direct 4G/5G cellular broadband to standard smartphones via satellite.

About BlueBird Block-2 Satellite:
Design: Features a 223 square meter (m2) phased array, making it the largest commercial satellite in LEO, and weighs 6,100 kilogram (kg), the heaviest commercial payload launched by India.
Purpose: Provides direct cellular broadband connectivity to standard smartphones without special hardware.
Connectivity: Supports global Fourth/Fifth Generation (4G/5G) voice, video calls, texts, streaming, and data services.
Constellation: Part of AST SpaceMobile’s LEO constellation, following BlueBird 1–5, with plans to expand to 45–60 satellites by 2026 in partnership with over 50 mobile operators.
LVM3-M6 Launch Vehicle:
Type: Geosynchronous Satellite Launch Vehicle MkIII (GSLV MkIII), also known as LVM-3((also known as Baahubali). This mission marks the 6th operational flight of LVM3.
Configuration: Three-stage rocket with two S200 solid strap-on boosters, one L110 liquid core stage, and one C25 cryogenic upper stage.
Dimensions: Stands 43.5 m tall with a lift-off mass of 640 tonnes.
Capability: Can carry 4,200 kg to Geosynchronous Transfer Orbit (GTO) and approximately 8,000 kg to Low Earth Orbit (LEO).
Developer: Built by ISRO with Liquid Propulsion Systems Centre (LPSC) and Vikram Sarabhai Space Centre (VSSC) (S200 boosters).
Previous Missions: Prior to LVM3‑M6, the LVM3 vehicle successfully launched Chandrayaan‑2, Chandrayaan‑3, two OneWeb missions carrying 72 satellites, and LVM3‑M5/CMS‑03.
About Indian Space Research Organisation (ISRO):
ISRO was initially established as the Indian National Committee for Space Research (INCOSPAR) in 1962 by former Prime Minister(PM) Jawaharlal Nehru, based on scientist Vikram Sarabhai’s recommendation. It was renamed ISRO in 1969 and brought under the Department of Atomic Energy (DAE).
Chairman – V. Narayanan
Headquarters – Bengaluru, Karnataka