Понять бы еще что такое боковые ускорители второй ступени на Союзе
The launch of the Soyuz MS-10 at 4:40 a.m. EDT on Oct. 11, 2018, ran into a "booster problem" near the time of the first-stage separation around two minutes after liftoff, sending the spacecraft into a "ballistic reentry mode," according to NASA.