The Next Generation Adaptive Propulsion program is now projected to complete prototyping work in 2031, a cumulative delay of three years compared to earlier projections. By Michael Marrow on May 26, 2026 11:43 am Share Options Share a link to this article
Michael Marrow is an Air Warfare Reporter at Breaking Defense. He specializes in aviation and aerospace, focusing on drone technology and satellites, while also covering major acquisitions and policy changes related to the Air Force and Space Force. Michael's work has been featured in Breaking Media, Inc., Space Today, RealClearDefense, and Above the Law.
















