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Preliminary Design Review (PDR)

Rocket Lab on track in development of spacecraft constellation for SDA

January 9, 2025

Rocket Lab National Security LLC has successfully completed the company’s Preliminary Design Review (PDR) for the Space Development Agency’s (SDA) Tranche 2 Transport Layer-Beta (T2TL-Beta) program — this milestone marks […]

Filed Under: Agencies, Department of Defense Information Network, LEO, Military, Military Agencies, Military Constellation, Military Constellations, Military Contracts, Military Defense, Military Satellites, Military Smallsats, Military Space, News, PDR, Preliminary Design Review (PDR), Proliferated Warfighter Space Architecture (PWSA), Rocket Lab, SmallSat, SmallSat Builds, Smallsat Bus, Smallsat Calibration, Smallsat Components, Smallsat Constellation, Smallsat Contract, SmallSat Design, Smallsat Development, Smallsat Fleet, Smallsat Markets, Smallsat Missions, Smallsat Payloads, Smallsat Tracking, smallsats, Space Development Agency (SDA), Tranche 2 Transport Layer-Beta Data Transport Satellites (T2TL - Beta)

L3Harris’ Design Review for new Tranche 2 Missile Tracking Satellites is complete ahead of schedule

December 10, 2024

L3Harris Technologies (NYSE: LHX) has successfully completed Preliminary Design Review (PDR) for the development of 18 space vehicles for the Space Development Agency’s (SDA) Tranche 2 Tracking Layer program. The […]

Filed Under: Business Moves, Constellation, Hypersonic, L3Harris Technologies, Milestone, Preliminary Design Review (PDR), President, Proliferated Warfighter Space Architecture (PWSA), Satellite Constellation Operations, Space Vehicle Design, Tracking Layer Tranche 2 (SDA), Tranche, Tranche 2

X-Bow passes PDR for their hypersonic booster contract

August 14, 2024

X-Bow Systems Inc. has successfully completed the Preliminary Design Review (PDR) for the Large Solid Rocket Motor (LSRM) program on schedule — this is the second major technical review for […]

Filed Under: Hypersonic, Hypersonic Technologies, Hypersonics Capabilities, Naval Surface Warfare Center Indian Head Division (NSWC IHD), PDR, Preliminary Design Review (PDR), Public-Private Partnership Agreement (PPP), X-Bow Systems

ESA reports pinhole propulsion for satellites

December 21, 2023

A palm-sized propulsion option for future space missions: each one of these seven emitter arrays etched onto this silicon wafer using micro- and nano-technology possesses more than 500 pinhole-sized emitters […]

Filed Under: 'Green', ESA, Europe, Microsatellites, Nanosatellite, Preliminary Design Review (PDR), Propulsion Systems, smallsats, Spaceflight

ESA’s Ariel mission moves to construction phase

December 6, 2023

The preliminary spacecraft design of ESA’s future exoplanet mission Ariel received approval from the ESA review board and passed the Preliminary Design Review (PDR) with flying colours. This concludes the […]

Filed Under: Ariel Mission, European Space Agency (ESA), Exoplanet, Infrared, News, Preliminary Design Review (PDR), Spectroscopy

ESA: Exoplanet surveyor Ariel passes PDR

August 9, 2023

Ariel, ESA’s nexgen mission to observe the chemical makeup of distant exoplanets, has passed a major milestone after successfully completing its payload Preliminary Design Review (PDR). The successful completion of […]

Filed Under: ESA Ariel, European Space Agency (ESA), Exoplanet, Preliminary Design Review (PDR), Spacecraft

Lockheed Martin’s nexgen interceptor program completes subsystem PDRs at accelerated pace

August 8, 2023

Lockheed Martin (NYSE: LMT) successfully validated designs for all elements of the nation’s Next Generation Interceptor (NGI) with the U.S. Missile Defense Agency (MDA). Through a series of successful and […]

Filed Under: Agencies, Defensive Solution, Ground-Based Missile Defense (GMD), Lockheed Martin, Military, Missile Defense Agency (MDA), Next Generation Interceptor (NGI), Preliminary Design Review (PDR), U.S. Government, Warfighters

PDR completed by Warpspace of their 1st optical comms satellite

June 19, 2023

Warpspace has completed the PDR (Preliminary Design Review) of their first satellite — WarpHub Intersat — developed for inter-satellite optical communication services, and have now confirmed that the satellite’s design […]

Filed Under: Japan, Launch, LEO, MEO, Optical Comms, Optical inter-satellite links (OISL), Preliminary Design Review (PDR), WARPSPACE

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