Relativity Space, a California-based startup that counts billionaire Mark Cuban as one of its early investors, will try to launch the first 3D-printed, methane-fueled rocket into orbit from Cape Canaveral Wednesday.

Source: https://spaceflightnow.com/2023/03/08/relativity-space-terran-1-test-flight-1/

SpaceX will eventually perform a similar test of the booster, which is equipped with 33 methane-fueled Raptor engines.

Source: https://gizmodo.com/spacex-starship-ignites-engines-ahead-next-test-flight-1850581120