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

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, …

Apr 3, 2025 · NASA is working to enable routine, reusable, airbreathing hypersonic flight by conducting fundamental and applied research to enable a broad spectrum of hypersonic systems and missions.

Jan 30, 2026 · 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 …

2 days ago · German firm to build two-stage hypersonic plane with horizontal takeoff and landing Polaris’ spaceplane could serve as a reconnaissance platform in orbit, immune to anti-satellite weapons.

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 …

3 days ago · The German arms procurement agency has contracted Polaris Spaceplanes to develop and flight-test a two-stage, hypersonic test vehicle.

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 …

Today, new classes of hypersonic weapons capabilities are emerging throughout the world. This article provides a brief overview of the history, today’s state of the art, and the future potential for hypersonics.

Stanford University, Stanford CA 94305 July 2020 Hypersonics is the field of study of a very particular class of flows that develop around aerodynamic bodies moving in gases at exceedingly high ve. …