An artist's impression of the Polaris Spaceplanes Hypersonic Test and Experimentation Vehicle (HYTEV) research vehicle. The first flight is anticipated before the end of 2027. (Polaris Spaceplanes) ...
Stratolaunch may conduct a hypersonic test flight in the coming days from California's Mojave Air & Space Port. The company uses the world's largest aircraft, Roc, to launch its uncrewed, reusable ...