Near as I can tell, only Chinese missiles currently use star tracking devices [1]. US and Russian ICBMs use inertial guidance. [1] http://en.wikipedia.org/wiki

Near as I can tell, only Chinese missiles currently use star tracking devices [1]. US and Russian ICBMs use inertial guidance. [1] http://en.wikipedia.org/wiki/DF-31 http://en.wikipedia.org/wiki/DF-31