SpaceX scrubs Starship launch after some of its engines didn't start

SpaceX called off a test flight of its powerful Starship rocket and Super Heavy booster as the countdown clock reached zero Thursday at the company's spaceport in South Texas. The launch team at Starbase, Texas, just north of the US-Mexico border, aimed to launch the more than 400-foot-tall rocket at 5:45 pm local time (6:45 pm EDT; 22:45 UTC). The countdown proceeded smoothly throughout the day, culminating in the loading of more than 11.5 million pounds of liquid methane and liquid oxygen into