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１ 冷战结束后美国军事空间政策□□自１９５７年１０月由前苏联发射了第一颗卫星Ｓｐｕｔｎｉｋ后，不到３个月，美国于１９５８年１月也发射了Ｅｘｐｌｏｒｅｒ卫星，此后世界两强开始了军事空间竞赛。在３０多年冷战期间，美苏两国各自发射了大量间谍卫星，相互监视对方的?
1 US military space policy after the end of Cold War Less than three months after the first Soviet satellite Sputnik was launched in October 1957, the United States launched the Explorer satellite in January 1958 and the two world powers started Military Space Race. During the 30 years of the Cold War, the United States and the Soviet Union each launched a large number of spy satellites and monitored each other’s each other?