Lockheed Martin says they are ready to begin thermal vacuum testing—“one of the most significant program milestones”—for the first Space-based Infrared System (SBIRS) geosynchronous orbit satellite.
Amid NATO’s continued push to ramp up air defenses in Eastern Europe, Secretary of the Air Force Frank Kendall swung by seven allied countries to boost relations last week, including those on Russia’s and Ukraine’s doorstep.