Pratt & Whitney reported the F135 Engine Core Upgrade is on schedule and “exceeding expectations,” having completed its preliminary design review. That review teamed the engine developer and ...

NASA has successfully completed the exploration upper stage (EUS) preliminary design review for the powerful Space Launch System rocket. The detailed assessment is a big step forward in being ready ...

The Lockheed Martin team designing NASA and NOAA’s Geostationary Operational Environmental Satellite R-series (GOES-R) weather satellite has successfully completed its system Preliminary Design Review ...

SAN DIEGO, Sept. 29, 2025 (GLOBE NEWSWIRE) -- Kratos Defense & Security Solutions, Inc. (KTOS), a technology company in Defense, National Security and Global Markets, has successfully completed the ...

A longevity, thrust and fuel efficiency upgrade for the Lockheed Martin F-35 has passed a preliminary design review (PDR) milestone, Pratt & Whitney says. The announcement was made July 15. The F135 ...