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  1. Hypersonic speed - Wikipedia

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

  2. Hypersonic Technology Project - NASA

    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.

  3. Hypersonic Flight Vehicles – Introduction to Aerospace Flight Vehicles

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

  4. U.S. Looks to Field its First Hypersonic Weapon, Reenergize Efforts

    Jul 22, 2025 · The United States has actively pursued hypersonic weapons — maneuvering systems that can travel at speeds of Mach 5 and greater — since the early 2000s.

  5. Hypersonics | Lockheed Martin

    We are developing game-changing hypersonic solutions to ensure our customers are always ready for what’s ahead. Traveling at Mach 5 (or a mile a second) and above is the new standard on the …

  6. Understanding Hypersonics: The Future of Military and Aerospace …

    Hypersonics, defined as speeds exceeding Mach 5 (five times the speed of sound), represent one of the most significant advancements in modern military and aerospace technology.

  7. Hypersonic Flight

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

  8. Hypersonics Breakthroughs Are Boosting Range, Speed and Survivability ...

    We’ve always felt the need for speed. And, after more than half a century, there continue to be breakthroughs in hypersonic aircraft and missile development. Hypersonic systems present a …

  9. Hypersonic Speed Explained: How Hypersonic Planes Work

    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 …

  10. Hypersonic speed | Research Starters - EBSCO

    Mar 10, 2025 · Hypersonic speed refers to velocities that exceed Mach 5, significantly faster than the speed of sound. At these speeds, unique aerodynamic challenges arise due to changes in air …