Virgin Galactic Holdings Inc. said late Monday that an alignment pin became detached from a portion of the mothership-launching apparatus during a recent spaceflight, but that there was no “safety impact” to the spaceships, on-board crew or people on the ground. Virgin Galactic SPCE, -4.60% said that the problem was detected after a routine post-flight review following the Galactic 06 flight last month. The company reported the issue to the Federal Aviation Administration and is conducting its own revie ...