星敏感器以恒星为姿态测量参考源, 可以为空间飞行器提供高精度姿态测量信息。白昼星敏感器具备白昼条件下恒星探测能力, 可以拓展用于高空气球、飞机、导弹、舰船等近地空间平台的全天时自主导航。对白昼星敏感器的国内外研究现状进行了综合分析, 介绍了典型白昼星敏感器的技术指标, 对制约白昼星敏感器发展的技术瓶颈和关键技术进行了梳理和总结。

Utilizing stars as the reference sources,star sensor can provide high precision attitude measurements for spacecraft. With the ability of detecting stars diurnally, daytime star sensor extends its applications to balloonborne, airborne, missileborne, shipborne and other near-earth platforms all-time autonomous navigation. The research status of daytime star sensor at home and abroad is comprehensively analyzed.The performance parameters of several typical daytime star sensors are introduced. The technical bottlenecks and key technologies that restrict the development of daytime star sensor are briefly summarized.