THE AVIATIONIST · DEFENSE
U.S. AIR FORCE TESTS MK21A REENTRY VEHICLE FOR SENTINEL ICBM...
The Mk21A reentry vehicle, designed to be carried atop the LGM-35A Sentinel, continues to be tested as the Air Force steadily pushes the new ICBM’s development ahead of a Critical Design Review and first test flight in 2027.
SCOTT: Watch the airframe and the training pipeline, not the parade footage. Programs live or die in the schoolhouse.