美国防部-太空安全面临的挑战(附下载)

Space-based capabilities provide integral support to military, commercial, and civilian applications. Longstanding technological and cost barriers to space are falling, enabling more countries and commercial firms to participate in satellite construction, space launch, space exploration, and human spaceflight. Although these advancements are creating new opportunities, new risks for space-enabled services have emerged. Having seen the benefits of space-enabled operations, some foreign governments are developing capabilities that threaten others’ ability to use space. China and Russia, in particular, have taken steps to challenge the United States:

航天能力为军事,商业和民用应用提供了全面的支持。 长期以来对航天技术正在飞速提升而成本正在下降,使更多的国家和企业能够参与卫星建设,太空发射,太空探索和载人太空飞行。在觊觎着航天技术带来的福利的情况下,一些外国政府正在挑战美国的航天地位。 特别是中国和俄罗斯已采取措施挑战美国。

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