By 
Firehawk Aerospace, a Texas-based startup that bills itself as a propulsion solutions company, in the past two weeks has announced two separate awards from the Army and Air Force to advance work on its hybrid rocket engines and solid rocket motors that it hopes will result in new suppliers to power everything from small to strategic missiles. Firehawk touts its 3D printing technology for rocket propellants based on readily available chemistries as one of its key enablers to rapidly produce…
