Orbiting the moon at an altitude of just 31 miles, the LRO spacecraft is designed to map the lunar surface in unprecedented detail to help identify possible landing sites for future manned missions.
LRO太空飞行器在仅31英里的高度绕月球飞行，设计该飞行器的目的是绘制空前详细的月球表面地图，以帮助确定未来载人飞行任务可能的着陆点。
A group of Danish volunteers launched the homemade spacecraft from the floating platform Sputnik, located near the Danish island of Bornholm (see map), according to the Copenhagen Post.
据《哥本哈根邮报》的消息，一组丹麦志愿者从靠近丹麦伯恩·霍尔姆岛的浮动发射平台Sputnik发射了自制的航天飞船。
The above image is a false-color synthetic radar map of a northern region of Titan taken during a flyby of the cloudy moon by the robotic Cassini spacecraft last July.
这张照片的位置是在泰坦的北部，是去年七月，卡西尼号太空船飞过这颗云雾满布的土星卫星时，用雷达波段所拍摄的假色影像。
As a spacecraft attitude measurement instrument, CCD star tracker has a lot of advantages. But it needs an all-sky autonomous star map identification algorithm to support its operation.
CCD星跟踪器作为飞行器的姿态测量仪器有许多优点，它必须有一种全天自主星图识别算法来支持其工作。
As a spacecraft attitude measurement instrument, CCD star tracker has a lot of advantages. But it needs an all-sky autonomous star map identification algorithm to support its operation.
CCD星跟踪器作为飞行器的姿态测量仪器有许多优点，它必须有一种全天自主星图识别算法来支持其工作。
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