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

1 day ago · Hypersonic weapons are in the spotlight. Here’s how they work, why they matter, and what current programs in Russia, China, India, and the US reveal about the technology and its limits.

Apr 3, 2025 · The Hypersonic Technology (HT) Project organizes its work into distinct research topic areas. HT explores four key topics in hypersonics: system-level design, analysis, and validation; …

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.

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 days ago · Hypersonic flight is no longer science fiction. In recent years, interest in aircraft capable of exceeding Mach 5 has surged, driven by strategic competition, defense challenges, and NASA’s …

Nov 19, 2025 · Stratolaunch previously announced it received $24.7 million from the Missile Defense Agency for a hypersonic flight test targeted for late 2025.

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 …

Feb 10, 2025 · Unlike conventional ballistic or cruise missiles, hypersonic missiles travel at speeds exceeding Mach 5—more than five times the speed of sound. Their unpredictable flight paths make …

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