Starship, the SpaceX megarocket that's slated to bring astronauts to the Moon and perhaps one day Mars, is hitting a major snag in its development: the latest version of the rocket, known as Block 2, is performing worse than the older one, in the New York Time's analysis. On Thursday, during Starship's eighth orbital flight test, the vehicle's upper stage exploded, showering debris down over the coast of Florida. It marked the second time that the Block 2 Starship blew up. A similarly spectacular scene played out during the previous flight test in late January, when the upper stage blew up over […]