While SpaceX lost the upper stage of its new Starship in a flight test, the futuristic spacecraft presages a spaceflight revolution, says a leading U.S. space scholar.

SpaceX launched its Starship rocket on its latest test flight Thursday, catching the booster back at the pad but losing ...

SpaceX suspects a fire may have caused its Starship to break apart during liftoff and send trails of flaming debris near the ...