NASA's Artemis II mission will launch with SLS rocket engines that have flown multiple times on past space shuttle missions.

SpaceX owns 98% of global rocket launches, a monopoly with virtually no competition. Only China is competing with Elon Musk at this point in number of launches and, while the country is getting closer ...

Rocket engines are still being built with a manufacturing logic that additive systems are increasingly making obsolete. That ...

Reusable rockets have reshaped the economics of spaceflight by dramatically reducing the cost of launching payloads into orbit. Traditional rockets were single-use vehicles that burned up or crashed ...