STS-118 spacewalkers Dave Williams and Rick Mastracchio installed a new control moment gyroscope (CMG) into the International Space Station’s Z1 truss. They will secure the faulty CMG and equipment ...

This article illustrates our group's most recent progress in developing an optimal path planner for rigid-body spacecraft rotations using Control Moment Gyroscopes (CMG's). This work improves upon our ...

Spacewalkers Rick Mastracchio and Dave Williams replaced a control moment gyro (CMG) on the International Space Station (ISS) Aug. 13, moving steadily through their second well-rehearsed ...

NASA shut down one of the International Space Station’s four pointing gyroscopes on Tuesday after it exhibited unusually strong vibrations. The station has several methods of orienting itself so its ...