Adaptive autopilot

Attitude determination system for artificial satellite

Autonomous orbit control method and system for a geostationary s

Autonomous spacecraft controller and related method

Conformal airlock assembly and method

Gyro platform assembly with a spinning vehicle

High-accuracy attitude sensor for spin stabilized satellite

Hysteresis conditioner for spacecraft attitude control

Low mass velocity-aberration correcting retroreflector geodetic

Measuring arrangement for determining the attitude of an earth s

Measuring arrangement useful for controlling the attitude of a t

Method and apparatus for thruster transient control

Method and system for the autonomous on-board determination of t

Method for replacing failing satellites in a satellite communica

Method of controlling a plurality of satellites

Optical navigation sensor with single two-dimensional CCD

Pointing compensation system for spacecraft instruments

Rate gyro calibration method and apparatus for a three-axis stab

Satellite attitude determination and control system with agile b

Satellite cluster attitude/orbit determination and control syste