The Air Force has declared the newest Global Positioning System satellite to be fully operational, according to a Dec. 19 statement from prime contractor Lockheed Martin. Air Force Space Command operators shepherded launch of the GPS IIR-16M satellite from Cape Canaveral AFS, Fla., last month. It is part of Lockheed’s eight-satellite Block IIR-M series. On-orbit, it joined two other Block IIR-M satellites and 12 original IIR satellites, according to Lockheed.
Generational improvements to combat propulsion performance have never been more pressing for the U.S. as it seeks to ensure continued air dominance in tempestuous theaters like the Indo-Pacific. GE Aerospace's XA100 is the most advanced combat engine in the world, and if implemented it would power a strong future for…