Space Fence will replace the current VHF Air Force SpaceSurveillance System built in 1961.
太空护栏将取代目前建于1961年的甚高频空军空间监测系统。
2
The ESA is in the process of designing its own spacesurveillance sensors, with a procurement phase expected after the next ESA Ministerial Council meeting scheduled in 2012.
The method will be widely used in many fields such as formation flying of spacecrafts, rendezvous docking with space station, spacesurveillance and the target holding up.