SpaceX's Starship super-rocket had a successful liftoff but faced issues during its ninth flight test.The second stage, Ship, encountered multiple problems including failure to deploy payload and spinning uncontrollably during re-entry.SpaceX aims to use Starship for future missions to Mars and NASA's Artemis 3 mission for a crewed moon landing.Despite setbacks, SpaceX CEO Elon Musk remains optimistic and plans to increase launch cadence for upcoming flights.