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 ...

-Air-launched from a B-52, the X-15 reached a record-breaking speed of Mach 6.7 and flew high enough to earn astronaut wings for eight of its pilots. -While never intended as a weapon, the X-15 was a ...

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 ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Former NASA flight director Mike Moses, who oversaw the final space shuttle missions, now leads development of Virgin Galactic's Delta-class spacecraft. Delta-class rocket planes are expected to begin ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. After assembling model rockets as a kid in rural Pennsylvania and dreaming of becoming an astronomer, Mike Moses embarked on a ...