A spacecraft the size of a small city could one day ferry generations of humans across the void to Alpha Centauri, our nearest star system, according to a detailed concept design released this summer.

Against a South Texas twilight sky, Elon Musk's giant Starship blasted off from Starbase for the 11th time Monday, aiming to skim space as it flew halfway around the world. For a second-straight ...

SpaceX completed an hour-long Starship test flight — the last mission for the troubled V2 prototype that has failed several times this year.