For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined kerosene was favored for its easy handling and non-toxicity, hydrazine for its ...

NASA’s powerful Launch Abort System — literally designed to outrun the debris from an exploding rocket and save the lives of ...

NASA's powerful Launch Abort System, designed to outrun an exploding rocket, is the result of years of work from scientists ...

Dozens of startups working on data centers, mining and pharmaceuticals are hanging on Elon Musk's long-stalled megarocket.