OVERVIEW: Visual Space Object Trackers are ground-based telescopic systems designed to optically detect, monitor, and catalog satellites, space debris, and other orbital bodies. They are vital for space situational awareness (SSA) and collision avoidance.

GENERAL DESCRIPTION: These telescope-based systems use high-resolution optics and precision mounts to track objects in low, medium, and geostationary Earth orbits. Operating in the visible spectrum, they can track non-emitting targets. Modern variants incorporate automated tracking algorithms, CCD/CMOS sensors, and can be networked with radar and infrared sensors for multi-domain awareness.

ROLE SUMMARY:
Category: Optical Tracking Sensor
Primary Use: Space object monitoring and cataloging
Function: Passive optical detection and tracking of spaceborne objects
Platform: Fixed ground installations
Integration: Often paired with radar and IR tracking systems

See Specific information under [Sensors/EW] and [Properties] sections.

SOURCE:
NASA Orbital Debris Program
Jane’s Space Systems and Industry