Space Development Agency Completes Second Successful Launch of Tranche 0 Satellites

tranche graphic_T0

SDA delivers 13 additional satellites on orbit for Proliferated Warfighter Space Architecture demonstrations Date: September 2, 2023 WASHINGTON, D.C. – The Space Development Agency (SDA) today announced the second successful launch of space vehicles from the Proliferated Warfighter Space Architecture (PWSA). The launch included Transport and Tracking Layer satellites that will demonstrate low-latency tactical data…

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SDA gets OK to begin limited testing of data satellites Link 16 nodes

Link 16 is a tactical military data network, used by US and NATO air-, sea- and land-base platforms. (Viasat image.)

Date: October 26, 2023 | Outlet: Breaking Defense | By: Theresa Hitchens WASHINGTON — The Space Development Agency (SDA) finally can begin testing Link-16 signals from its Transport Layer of data relay satellites in low Earth orbit, having just received approval from a key international regulatory body — although the agency remains caught up in a long-running Defense Department…

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Space Development Agency Successfully Launches Tranche 0 Satellites

Date: April 2, 2023 | Outlet: DOD News SDA delivers first 10 satellites on-orbit, two-and-a-half years from award to launch The Space Development Agency (SDA) today announced the successful initial launch of Tranche 0 (T0) of the Proliferated Warfighter Space Architecture (PWSA), the Transport and Tracking Layer satellites that will demonstrate the low-latency communication links…

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Space Development Agency Successfully Completes Space to Ground Transmission from Link 16 Tactical Data Network

Demonstration included active and passive Link 16 network entry, transmitting messages to and from low Earth orbit to terrestrial radios Date: Nov. 28, 2023 WASHINGTON, D.C. – The Space Development Agency (SDA) today announced it successfully demonstrated the first-ever Link 16 network entry through space to ground connection from low Earth orbit (LEO) to a…

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Space Development Agency Makes Awards for Tranche 1 Transport Layer

Date: February 28, 2022 SDA has awarded three protoftype agreements worth approximately $1.8 billion to establish the foundation for Tranche 1 Transport Layer (T1TL), a mesh network of 126 optically-interconnected space vehicles (SV) that will provide a resilient, low-latency, high-volume data transport communication system, and ready for launch by September 2024.  These agreements are awarded…

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SDA Seeks Feedback on Ground and Operations Segment Concepts, Methodologies, Approaches, and Systems for Tranche 1

Original Response Date: June 3, 2021 The Space Development Agency (SDA) seeks feedback on ground operations concepts, methodologies, approaches, and systems related to the operations and monitoring of the National Defense Space Architecture (NDSA). SDA requests input on potential integrated Government-Owned Contractor-Operated (GOCO) solutions for dual-node, geographically separated ground operations centers to operate a proliferated…

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