Note that reaction wheels do not make use of gyroscopic torque (which balances these monorails). They are different control mechanisms. Altho both use spinning

Note that reaction wheels do not make use of gyroscopic torque (which balances these monorails). They are different control mechanisms. Altho both use spinning wheels. More info: https://en.wikipedia.org/wiki/Control_moment_gyroscope https://en.wikipedia.org/wiki/Control_moment_gyroscope