May 14, 2024 - 16, 2024 · WASHINGTON, D.C. –The ... which will proliferate missile warning/missile tracking (MW/MT) infrared sensors as well as fire control-quality infrared sensors for missile defense in support of the Proliferated Warfighter ...

4 days ago - In 2024 a third vendor, Rocket Lab LLC, was selected to supply 18 space vehicles, an additional part of the Beta Tranche 2 Tracking Layer (T2TL) tranche, for a total of 90 space vehicles in the Beta T2TL tranche. On 16 January 2024, the SDA announced an award to three vendors worth up to $2.5 billion.

January 18, 2024 - The 54 satellites in the Tracking Layer Tranche 2 — projected to launch in 2027 — would account for about half the satellites needed to complete the global architecture of about 100 satellites envisioned by SDA.

December 2, 2025 - 8, 2024 · WASHINGTON, D.C. – ... of approximately $515 million to build and operate 18 Tranche 2 Transport Layer (T2TL) – Beta variant prototype space vehicles, which will join the previously-awarded 72 Beta space vehicles ...

January 6, 2026 - – January 6, 2026 – Sierra Space, a proven defense-tech company delivering solutions for the nation’s most critical missions and advancing the future of security in space, announced today the completion of the first nine satellite structures, ...

November 11, 2025 - – September 29, 2025 – Sierra ... 2 Tracking Layer (T2TRK), affirming technical readiness to begin production of advanced missile tracking satellites for the Proliferated Warfighter Space Architecture (PWSA...

August 16, 2024 - “With these T2TL-Gamma awards, we are closing out the hardware procurement phase for Tranche 2 of the Proliferated Warfighter Space Architecture to support delivery beginning in 2026 to achieve our full warfighting capability,” SDA Director ...

August 16, 2024 - New prime entrant joins next round ... of approximately $424 million to build and operate 20 Tranche 2 Transport Layer (T2TL) – Gamma variant protype space vehicles, which will continue to expand the demonstration of advanced ...

January 8, 2024 - The Space Development Agency (SDA) awarded a contract worth approximately $515 million to California-based Rocket Lab for 18 satellites that will help form the Tranche 2 Transport Layer (T2TL) of its massive low-Earth orbit constellation.

December 10, 2024 - L3Harris Technologies received a contract with a potential value of up to $919 million to design and build 18 infrared space vehicles for the Space Development Agency’s (SDA) Tranche 2 (T2) Tracking Layer program that will provide near-global missile warning and tracking coverage.

March 5, 2026 - SDA seeks industry proposals from Hybrid Acquisition of Low-Earth Orbit (HALO) pool prime contractors under an Other Transaction Authority (OTA) solicitation for the Europa Program, a demonstration that will be part of the Tranche 2 Demonstration and Experimentation System (T2DES).

May 21, 2024 - Terran Orbital announced being selected by Lockheed Martin to produce 18 satellite buses for their recent Space Development Agency (SDA) Tranche 2 (T2) Tracking Layer contract.

This is the second SDA contract for Rocket Lab, adding to its $515 million award for 18 satellites with the SDA’s Transporter Layer-Beta Tranche 2 program.

July 1, 2024 - This solicitation expands upon ... Beta solicitations. SDA expects to procure approximately 20 T2TL Gamma space vehicles with a payload specifically designed to close future kill chains via the PWSA....

January 16, 2024 - DENVER, Colo., Jan. 16, 2024 – The Space Development Agency (SDA) has awarded Lockheed Martin (NYSE: LMT) a contract to build 18 space vehicles as part of its Tranche 2 Tracking Layer constellation.

October 30, 2023 - Agency builds Tranche 2 team to produce second of three variants of data relay and tactical communication space vehicles ... WASHINGTON, D.C. – The Space Development Agency (SDA) today announced awards of two Other Transaction Authority (OTA) ...

September 6, 2023 - SDA seeks industry proposals for Tranche 2 (T2) Tracking Layer space vehicles of the Proliferated Warfighter Space Architecture (PWSA). The solicitation, issued using Other Transaction Authority and posted Sept.

May 13, 2024 - This request for information (RFI) ... Beta solicitations. SDA expects to procure approximately 20 T2TL Gamma space vehicles with a payload specifically designed to close future kill chains via the PWSA....

February 18, 2025 - Lockheed Martin is developing 18 Tranche 2 (T2) Tracking Layer space vehicles in support of the Space Development Agency's Proliferated Warfighter Space Architecture (PWSA).

May 13, 2024 - SDA issued a DRAFT solicitation for the first of several types of Tranche 2 Transport Layer (T2TL) space vehicles—T2TL Beta. This DRAFT solicitation establishes the foundation for Tranche 2 of the Proliferated Warfighter Space Architecture (PWSA).