1978年的今天，一颗苏联造的以核能为动力的卫星在穿过大气层时候发生砸裂，其具有发射性的部分残劾散落在加拿大北部。
In 1978, a nuclear - powered Soviet satellite plunged through earth 's atmosphere and disintegrated, scattering radioactive debris over parts of northern Canada.
美国宇航局的纳米卫星教育发射计划为教育团体和科学任务提供免费发射卫星的机会，其现在也对非营利性公司开放。
The NASA Educational Launch of Nano Satellite program, which offers free launches for educational groups and science missions, is now open to nonprofit corporations as well.
该公司在一份声明中指出，发射证明了“炮塔系统的结构完整性和整合的固有准确度”。
The company said in a statement that the firings proved "the structural integrity of the turret system and the inherent accuracy of the integration".
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