军备竞赛正在进入一个新的、可怕的阶段。美国和苏联都在发展能从轨道上摧毁军用卫星、攻击弹道导弹的武器。太空渐渐变成军事强国下次进行危险的、高代价的战争的大战场。从太空时代的一开始,就存在着这种日趋激烈的太空军备竞赛的根源。1957年10月苏联SPUTNIK The arms race is entering a new and terrible phase. Both the United States and the Soviet Union are developing weapons that can destroy orbit military satellites and attack ballistic missiles. Space has gradually become the next major battleground for a military power to carry out dangerous and costly wars. From the very beginning of space age, the root cause of this increasingly fierce space arms race exists. October 1957 Soviet Union SPUTNIK