Analysis of the Development of US Space Situation Awareness

With the rapid development of the space technology,space has been widely utilized and applied.Space power is increasing important,outer space security is playing greater role,great military countries are paying more attention to get space superiority and space domination.The capability of space situation awareness(SSA),as the basis of space superiority and space domination,is furious competitive.The development of theory and equipment on US SSA can be used for reference to some extent.