SpaceX's massive Starship exploded in a spectacular fiery blaze during an engine test in Texas, raising questions about what's next for Elon Musk's spaceflight company. This time, the explosion was not a result of a launch,

The huge blast enveloped the craft as it stood upright at Starbase, before massive plumes of flames and smoke mushroomed into the night sky, video footage of the incident late Wednesday showed.