Add Yahoo as a preferred source to see more of our stories on Google. Shaped much like a miniature NASA space shuttle, Stratolaunch's uncrewed, rocket-propelled Talon-A2 aircraft detached in midair ...

Add Yahoo as a preferred source to see more of our stories on Google. Creosote bushes spread far across the Mojave Desert in Johnson Valley, Calif. (Farley Elliott/SFGATE) From a distance, it looks ...

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 ...

Google's Sergey Brin isn't the only billionaire taking up a lot of hangar space with an ambitious and massive aircraft construction project. For years, Microsoft co-founder Paul Allen has desired to ...

LOS ANGELES — Billionaire Paul G. Allen's Stratolaunch, a massive aircraft designed to launch rockets into space from high altitude, has been rolled out of its hangar for the first time in preparation ...

With two successful Mach 5 flights under its belt and a third attempt imminent, California-based Stratolaunch plans to expand its reusable hypersonic capabilities later this year by introducing a ...

The fifth Talon-A vehicle could be adapted for a new set of missions with an added air-breathing propulsion system. Credit: Stratolaunch In an age of increasingly routine rocket-powered but expendable ...

Shaped much like a miniature NASA space shuttle, Stratolaunch's uncrewed, rocket-propelled Talon-A2 aircraft detached in midair from the world's largest plane in March and zoomed up to dizzying speeds ...