Stratolaunch has finally found a use for the world’s largest airplane. Twice in the past five months, the company launched a hypersonic vehicle over the Pacific Ocean, accelerated it to more than five ...

Key Points and Summary - The X-15 was a rocket-powered research aircraft that pushed human flight to the edge of space and deep into the hypersonic regime. -Air-launched from a B-52, three X-15s flew ...

Welcome to Edition 7.43 of the Rocket Report! There’s been a lot of recent news in hypersonic testing. We cover some of that in this week’s newsletter, which is just a taste of the US military’s ...