GE Aerospace’s three-year campaign to develop a reusable, air-breathing propulsion system to power large hypersonic aircraft by the end of the decade faces a critical test this summer. In the coming ...

In FY-26, the Air Force would funnel about $802.8 million in HACM to continue RDT&E, according to the documents reviewed by Inside Defense.

Russia’s hypersonic arsenal, frequently touted by Vladimir Putin as a series of invulnerable “super weapons,” includes ...