For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined ...

SEOUL, South Korea (AP) — North Korea said Wednesday it had tested a new hypersonic intermediate-range missile powered with solid propellants, extending a run of weapons tests that’s deepening a ...

SEOUL (Reuters) - North Korea says it has tested a new solid-fuel intercontinental ballistic missile (ICBM), its first known use of the propellant in a longer-range projectile, as it seeks the ...

A century after Robert Goddard’s first-ever launch of a liquid-fueled rocket, two NASA experts weigh in on what his legacy ...

SEOUL (Reuters) - North Korea's Hwasong-18 intercontinental ballistic missile (ICBM), launched for the second time on Wednesday, uses solid-fuel technology, giving it the capability to launch with ...

Albuquerque-based X-Bow Systems last month announced it had successfully tested its Ballesta-34 solid rocket motor, the largest of its kind. The rocket, nicknamed the XB-32, is the world's largest ...

Ammonium perchlorate (AP) remains a pivotal oxidiser in solid propellant formulations, where its decomposition characteristics significantly influence propellant performance. Recent advancements have ...

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SEOUL, South Korea (AP) — North Korea said Wednesday it had tested a new hypersonic intermediate-range missile powered with solid propellants, extending a run in weapons demonstrations that’s ...