Spacecraft rocket engines come in a variety of forms and use a variety of fuels, but most rely on chemical reactions to blast propellants out of a nozzle, with the reaction force driving the ...

To handle this, Gyrojets are spin stabilized — angled rocket nozzles would spin the bullet up to rotational speeds higher than most rifle rounds. While they may sound a bit like child’s toy ...

"Vulcan certification adds launch capacity, resiliency and flexibility needed by our nation's most critical space-based ...