After back-to-back Starship upper stage failures, SpaceX on Tuesday again launched the world's most powerful rocket, but faced new problems.

The largest, most powerful launch vehicle ever built is meant to be a key part of SpaceX’s plans to send humans to Mars—and NASA’s plans to return astronauts to the moon, too

The Starship super heavy-lift launch vehicle blasted off from SpaceX's Starbase in Texas for its ninth test flight. During its seventh and eight flights, the Starship exploded just a few minutes after launch.