There is a growing market for small spacecraft to be able to point very accuratley (as in 10 arcseconds or so). Blue Canyon Technologies XACT is attitude contro

There is a growing market for small spacecraft to be able to point very accuratley (as in 10 arcseconds or so). Blue Canyon Technologies XACT is attitude control in a box for a Cube Sat - star tracker, reaction wheels, torque rods, magnetometer, and gyro. This enables lots of imaging applications.