The application of gravitygradient in the attitudecontrol system of mini-satellites provides an advantaged tool for the development and research of the miniaturization of satellites.
分析比较了目前卫星采用姿控的原理和方法，应用现代控制理论分析了重力梯度卫星姿控系统的性。
2
The attitude motion equation of satellite was given, and the attitude of magnetic control for gravitygradient satellite would go to stable.