Elon Musk and SpaceX are getting a little closer to sending humans to Mars, but they still have plenty of work to do. After the last two test flights ended prematurely with the destruction of the spacecraft, Tuesday's Starship launch demonstrated that the vehicle could successfully reach orbit. However, an apparent propellant leak after the craft entered its suborbital trajectory caused a loss of attitude control, leaving the spacecraft spinning and mission control สล็อต