Jet Insight on MSN

Why America’s SR-72 hypersonic successor is struggling, mode transition failures, 1,000°C heat, and rising costs

New financial disclosures suggest Lockheed’s SR-72 effort is absorbing major losses as engineers battle the hardest problem in hypersonic flight, a turbine to scramjet transition that still has no ...
American Machinist

GE, Lockheed Test New Hypersonic Engine

A series of tests have demonstrated the viability of a liquid-fueled rotating detonation ramjet for hypersonic missiles, ...
ExtremeTech

GE and Lockheed Martin Showcase Rotating Detonation Hypersonic Missile Design

Combining the technologies could improve efficiency enough to make hypersonic projectiles much more affordable.
Aerospace Manufacturing and Design

GE Aerospace, Lockheed Martin demonstrate rotating detonation ramjet

GE Aerospace and Lockheed Martin completed a series of engine tests demonstrating the viability of a liquid-fueled rotating ...