SpaceX rocket's moon crash highlights 'a tangible operational risk' of lunar settlement

The moon dust has settled after a 4.5-ton SpaceX rocket body slammed into terrain near Einstein Crater on Aug. 5.That impact site was imaged by South Korea's moon-orbiting Danuri spacecraft, as well as by NASA's Lunar Reconnaissance Orbiter (LRO). Reportedly, a Chinese commercial space debris monitoring satellite tracked and recorded the 5,400-mph (8,690-kph) moon punch, too.Wandering through space for over a year, the leftover Falcon 9 upper stage had sent Firefly Aerospace's Blue Ghost-1 lande