Chemical rockets carried humanity to the Moon, but engineers have spent decades investigating nuclear systems capable of ...

Have you ever wondered how rockets work? Rockets may look futuristic, but the basic idea behind them is surprisingly simple. A rocket is a carefully controlled explosion. Fuel and an oxidizer burn ...

Isar Aerospace is about to make the next attempt to launch the Spectrum rocket into orbit, with a weeklong launch window set ...

ULA aims to return the Vulcan rocket to flight this year following engine modifications and recent upper stage testing.

Autophage rocket engine technology -- where a vehicle consumes its own plastic fuselage as fuel instead of carrying heavy ...