In aerodynamics, hypersonic speed refers to speeds much faster than the speed of sound, usually more than approximately Mach 5. [1][2][3]

6 days ago · NASA Aims to Advance Hypersonic Flight Testing with New Awards And to further that vision, NASA has issued two awards for studies into vehicle concepts.

Hypersonic flight is generally defined as speeds at or beyond Mach 5. From an engineering perspective, hypersonics is best understood as a multidisciplinary regime in which fluid mechanics, …

Nov 14, 2025 · Hypersonic flight could one day make long-haul travel as quick as a short movie. Researchers are testing how turbulence behaves at extreme speeds, a critical hurdle for designing …

2 days ago · NASA awards studies to SpaceWorks and Stratolaunch aimed at making hypersonic flight testing more affordable and repeatable.

Sep 27, 2023 · Hypersonic speed is five times the speed of sound. Scientists measure speeds this fast with a Mach number, named for Austrian physicist Ernst Mach. Sound has a speed of Mach 1 and …

Hypersonic flight involves traveling at speeds greater than Mach 5, revolutionizing air travel and defense with rapid, high-altitude capabilities.

6 days ago · The Offensive Anti-Surface Warfare Increment 2.0 (OASuW 2.0) program is underway once again, a Northrop Grumman executive confirmed to Naval News this month at the Surface …

4 days ago · The Hypersonic Technology Project is responding to growing commercial interest by looking for ways to bridge the gap between traditional ground testing and full scale hypersonic flight …

X-43A was launched on to a B-52 and propelled by a booster before breaking off its power run, showing scramjet propulsion at hypersonic speed, initially at a Mach 7 level, then a record Mach 9.6 ...