Astrogate Labs to Put India's First Indigenous Optical Inter-Satellite Link in Orbit
Astrogate Labs, an Indian deep-tech company, is developing India's first indigenous Optical Inter-Satellite Link (OISL) terminal, targeting flight readiness in 2027. The company demonstrated its 10 Gbps laser communication terminal, AstroLink Micro, at Bengaluru Space Expo 2026, building on its existing space-to-ground terminals supplied to ISRO. This marks their expansion into satellite-to-satellite connectivity, aiming to build the optical layer for future LEO constellations.
Why it matters
This development is crucial for enhancing India's space communication capabilities, reducing reliance on foreign technology, and addressing bandwidth constraints in future satellite networks, positioning India as a key player in advanced space technology.
The company unveils its OISL capability and demonstrates AstroLink Micro, its 10 Gbps laser communication terminal, at Bengaluru Space Expo 2026, building on its space-to-ground terminals supplied to ISRO and targeting OISL flight readiness in 2027.
BENGALURU, India, Sept. 8, 2026 /PRNewswire/ -- Astrogate Labs, an Indian deep-tech company building Free Space Optical Communication (FSOC) systems for space and defense, is developing India's first indigenous Optical Inter-Satellite Link (OISL) terminal, targeting flight readiness in 2027.
Astrogate has supplied an indigenously developed satellite-to-ground lasercomm terminal to ISRO, making it the only Indian company to deliver this strategic technology to the national space agency.
The company's space-to-ground laser communication terminals have reached TRL 8 - complete and qualified for flight. It also completed cross-compatibility testing with the University of Western Australia's TeraNet mobile optical ground station, confirming interoperability with international ground infrastructure.
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